diff --git a/zh-cn/application-dev/reference/apis/js-apis-audio.md b/zh-cn/application-dev/reference/apis/js-apis-audio.md
index ae33129b7001defc3092ba04be06e3727e4b244c..26ab63b64c07c9727dd1c3ecdb3284229d589631 100644
--- a/zh-cn/application-dev/reference/apis/js-apis-audio.md
+++ b/zh-cn/application-dev/reference/apis/js-apis-audio.md
@@ -36,6 +36,24 @@ getAudioManager(): AudioManager
 var audioManager = audio.getAudioManager();
 ```
 
+## audio.getStreamManager<sup>9+</sup>
+
+getStreamManager(): AudioStreamManager
+
+获取音频流管理器实例。
+
+**系统能力：** SystemCapability.Multimedia.Audio.Core
+
+**返回值：**
+| 类型                                             | 说明                             |
+| -------------------------------------------------| ------------------------------- |
+| [AudioStreamManager](#audiostreammanager9)       | 返回音频流管理器实例。            |
+
+**示例：**
+```
+var audioStreamManager = audio.getStreamManager();
+```
+
 ## audio.createAudioRenderer<sup>8+</sup>
 
 createAudioRenderer(options: AudioRendererOptions, callback: AsyncCallback\<AudioRenderer>): void
@@ -44,7 +62,7 @@ createAudioRenderer(options: AudioRendererOptions, callback: AsyncCallback\<Audi
 
 **系统能力：** SystemCapability.Multimedia.Audio.Renderer
 
-**参数**：
+**参数：**：
 
 | 参数名   | 类型                                            | 必填 | 说明             |
 | -------- | ----------------------------------------------- | ---- | ---------------- |
@@ -56,31 +74,31 @@ createAudioRenderer(options: AudioRendererOptions, callback: AsyncCallback\<Audi
 ```
 import audio from '@ohos.multimedia.audio';
 var audioStreamInfo = {
-    samplingRate: audio.AudioSamplingRate.SAMPLE_RATE_44100,
-    channels: audio.AudioChannel.CHANNEL_1,
-    sampleFormat: audio.AudioSampleFormat.SAMPLE_FORMAT_S16LE,
-    encodingType: audio.AudioEncodingType.ENCODING_TYPE_RAW
+  samplingRate: audio.AudioSamplingRate.SAMPLE_RATE_44100,
+  channels: audio.AudioChannel.CHANNEL_1,
+  sampleFormat: audio.AudioSampleFormat.SAMPLE_FORMAT_S16LE,
+  encodingType: audio.AudioEncodingType.ENCODING_TYPE_RAW
 }
 
 var audioRendererInfo = {
-    content: audio.ContentType.CONTENT_TYPE_SPEECH,
-    usage: audio.StreamUsage.STREAM_USAGE_VOICE_COMMUNICATION,
-    rendererFlags: 1
+  content: audio.ContentType.CONTENT_TYPE_SPEECH,
+  usage: audio.StreamUsage.STREAM_USAGE_VOICE_COMMUNICATION,
+  rendererFlags: 1
 }
 
 var audioRendererOptions = {
-    streamInfo: audioStreamInfo,
-    rendererInfo: audioRendererInfo
+  streamInfo: audioStreamInfo,
+  rendererInfo: audioRendererInfo
 }
 
 audio.createAudioRenderer(audioRendererOptions,(err, data) => {
-    if (err) {
-        console.error(`AudioRenderer Created : Error: ${err.message}`);
-    }
-    else {
-        console.info('AudioRenderer Created : Success : SUCCESS');
-        let audioRenderer = data;
-    }
+  if (err) {
+    console.error(`AudioRenderer Created : Error: ${err.message}`);
+  }
+  else {
+    console.info('AudioRenderer Created : Success : SUCCESS');
+    let audioRenderer = data;
+  }
 });
 ```
 
@@ -110,29 +128,29 @@ createAudioRenderer(options: AudioRendererOptions): Promise<AudioRenderer\>
 import audio from '@ohos.multimedia.audio';
 
 var audioStreamInfo = {
-    samplingRate: audio.AudioSamplingRate.SAMPLE_RATE_44100,
-    channels: audio.AudioChannel.CHANNEL_1,
-    sampleFormat: audio.AudioSampleFormat.SAMPLE_FORMAT_S16LE,
-    encodingType: audio.AudioEncodingType.ENCODING_TYPE_RAW
+  samplingRate: audio.AudioSamplingRate.SAMPLE_RATE_44100,
+  channels: audio.AudioChannel.CHANNEL_1,
+  sampleFormat: audio.AudioSampleFormat.SAMPLE_FORMAT_S16LE,
+  encodingType: audio.AudioEncodingType.ENCODING_TYPE_RAW
 }
 
 var audioRendererInfo = {
-    content: audio.ContentType.CONTENT_TYPE_SPEECH,
-    usage: audio.StreamUsage.STREAM_USAGE_VOICE_COMMUNICATION,
-    rendererFlags: 1
+  content: audio.ContentType.CONTENT_TYPE_SPEECH,
+  usage: audio.StreamUsage.STREAM_USAGE_VOICE_COMMUNICATION,
+  rendererFlags: 1
 }
 
 var audioRendererOptions = {
-    streamInfo: audioStreamInfo,
-    rendererInfo: audioRendererInfo
+  streamInfo: audioStreamInfo,
+  rendererInfo: audioRendererInfo
 }
 
 var audioRenderer;
 audio.createAudioRenderer(audioRendererOptions).then((data) => {
-    audioRenderer = data;
-    console.info('AudioFrameworkRenderLog: AudioRenderer Created : Success : Stream Type: SUCCESS');
+  audioRenderer = data;
+  console.info('AudioFrameworkRenderLog: AudioRenderer Created : Success : Stream Type: SUCCESS');
 }).catch((err) => {
-    console.info('AudioFrameworkRenderLog: AudioRenderer Created : ERROR : '+err.message);
+  console.info('AudioFrameworkRenderLog: AudioRenderer Created : ERROR : '+err.message);
 });
 ```
 
@@ -156,30 +174,30 @@ createAudioCapturer(options: AudioCapturerOptions, callback: AsyncCallback<Audio
 ```
 import audio from '@ohos.multimedia.audio';
 var audioStreamInfo = {
-    samplingRate: audio.AudioSamplingRate.SAMPLE_RATE_44100,
-    channels: audio.AudioChannel.CHANNEL_2,
-    sampleFormat: audio.AudioSampleFormat.SAMPLE_FORMAT_S16LE,
-    encodingType: audio.AudioEncodingType.ENCODING_TYPE_RAW
+  samplingRate: audio.AudioSamplingRate.SAMPLE_RATE_44100,
+  channels: audio.AudioChannel.CHANNEL_2,
+  sampleFormat: audio.AudioSampleFormat.SAMPLE_FORMAT_S16LE,
+  encodingType: audio.AudioEncodingType.ENCODING_TYPE_RAW
 }
 
 var audioCapturerInfo = {
-    source: audio.SourceType.SOURCE_TYPE_MIC,
-    capturerFlags: 1
+  source: audio.SourceType.SOURCE_TYPE_MIC,
+  capturerFlags: 1
 }
 
 var audioCapturerOptions = {
-    streamInfo: audioStreamInfo,
-    capturerInfo: audioCapturerInfo
+  streamInfo: audioStreamInfo,
+  capturerInfo: audioCapturerInfo
 }
 
 audio.createAudioCapturer(audioCapturerOptions,(err, data) => {
-    if (err) {
-        console.error(`AudioCapturer Created : Error: ${err.message}`);
-    }
-    else {
-        console.info('AudioCapturer Created : Success : SUCCESS');
-        let audioCapturer = data;
-    }
+  if (err) {
+    console.error(`AudioCapturer Created : Error: ${err.message}`);
+  }
+  else {
+    console.info('AudioCapturer Created : Success : SUCCESS');
+    let audioCapturer = data;
+  }
 });
 ```
 
@@ -209,28 +227,28 @@ createAudioCapturer(options: AudioCapturerOptions): Promise<AudioCapturer\>
 import audio from '@ohos.multimedia.audio';
 
 var audioStreamInfo = {
-    samplingRate: audio.AudioSamplingRate.SAMPLE_RATE_44100,
-    channels: audio.AudioChannel.CHANNEL_2,
-    sampleFormat: audio.AudioSampleFormat.SAMPLE_FORMAT_S16LE,
-    encodingType: audio.AudioEncodingType.ENCODING_TYPE_RAW
+  samplingRate: audio.AudioSamplingRate.SAMPLE_RATE_44100,
+  channels: audio.AudioChannel.CHANNEL_2,
+  sampleFormat: audio.AudioSampleFormat.SAMPLE_FORMAT_S16LE,
+  encodingType: audio.AudioEncodingType.ENCODING_TYPE_RAW
 }
 
 var audioCapturerInfo = {
-    source: audio.SourceType.SOURCE_TYPE_MIC,
-    capturerFlags: 1
+  source: audio.SourceType.SOURCE_TYPE_MIC,
+  capturerFlags: 1
 }
 
 var audioCapturerOptions = {
-    streamInfo: audioStreamInfo,
-    capturerInfo: audioCapturerInfo
+  streamInfo: audioStreamInfo,
+  capturerInfo: audioCapturerInfo
 }
 
 var audioCapturer;
 audio.createAudioCapturer(audioCapturerOptions).then((data) => {
-    audioCapturer = data;
-    console.info('AudioCapturer Created : Success : Stream Type: SUCCESS');
+  audioCapturer = data;
+  console.info('AudioCapturer Created : Success : Stream Type: SUCCESS');
 }).catch((err) => {
-    console.info('AudioCapturer Created : ERROR : '+err.message);
+  console.info('AudioCapturer Created : ERROR : '+err.message);
 });
 ```
 
@@ -252,7 +270,7 @@ audio.createAudioCapturer(audioCapturerOptions).then((data) => {
 
 枚举，焦点模型。
 
-**系统能力：** SystemCapability.Multimedia.Audio.InterruptMode
+**系统能力：** SystemCapability.Multimedia.Audio.Core
 
 | 名称                         | 默认值 | 描述       |
 | ---------------------------- | ------ | ---------- |
@@ -331,13 +349,14 @@ audio.createAudioCapturer(audioCapturerOptions).then((data) => {
 
 **系统能力：** 以下各项对应的系统能力均为SystemCapability.Multimedia.Audio.Core
 
-| 名称                  | 默认值 | 描述                       |
-| --------------------- | ------ | -------------------------- |
-| SAMPLE_FORMAT_INVALID | -1     | 无效格式。                 |
-| SAMPLE_FORMAT_U8      | 0      | 无符号8位整数。            |
-| SAMPLE_FORMAT_S16LE   | 1      | 带符号的16位整数，小尾数。 |
-| SAMPLE_FORMAT_S24LE   | 2      | 带符号的24位整数，小尾数。 |
-| SAMPLE_FORMAT_S32LE   | 3      | 带符号的32位整数，小尾数。 |
+| 名称                                | 默认值 | 描述                       |
+| ---------------------------------- | ------ | -------------------------- |
+| SAMPLE_FORMAT_INVALID              | -1     | 无效格式。                 |
+| SAMPLE_FORMAT_U8                   | 0      | 无符号8位整数。            |
+| SAMPLE_FORMAT_S16LE                | 1      | 带符号的16位整数，小尾数。 |
+| SAMPLE_FORMAT_S24LE                | 2      | 带符号的24位整数，小尾数。 <br>由于系统限制，该采样格式仅部分设备支持，请根据实际情况使用。|
+| SAMPLE_FORMAT_S32LE                | 3      | 带符号的32位整数，小尾数。 <br>由于系统限制，该采样格式仅部分设备支持，请根据实际情况使用。|
+| SAMPLE_FORMAT_F32LE<sup>9+</sup>   | 4      | 带符号的32位整数，小尾数。 <br>由于系统限制，该采样格式仅部分设备支持，请根据实际情况使用。|
 
 ## AudioChannel<sup>8+</sup>
 
@@ -409,6 +428,17 @@ audio.createAudioCapturer(audioCapturerOptions).then((data) => {
 | STREAM_USAGE_VOICE_COMMUNICATION   | 2      | 语音通信。 |
 | STREAM_USAGE_NOTIFICATION_RINGTONE | 6      | 通知铃声。 |
 
+## FocusType<sup>9+</sup>
+
+表示焦点类型的枚举。
+
+**系统能力：**: SystemCapability.Multimedia.Audio.Core
+
+| 名称                               | 默认值  | 描述                            |
+| ---------------------------------- | ------ | ------------------------------- |
+| FOCUS_TYPE_RECORDING               | 0      |  在录制场景使用，可打断其他音频。  |
+
+
 ## AudioState<sup>8+</sup>
 
 枚举，音频状态。
@@ -576,7 +606,7 @@ audio.createAudioCapturer(audioCapturerOptions).then((data) => {
 
 描述设备连接状态变化和设备信息。
 
-**系统能力：**SystemCapability.Multimedia.Audio.Device
+**系统能力：** SystemCapability.Multimedia.Audio.Device
 
 | 名称              | 类型                                              | 必填 | 说明               |
 | :---------------- | :------------------------------------------------ | :--- | :----------------- |
@@ -651,7 +681,7 @@ setVolume(volumeType: AudioVolumeType, volume: number, callback: AsyncCallback&l
 
 设置指定流的音量，使用callback方式异步返回结果。
 
-**需要权限：** ohos.permission.ACCESS_NOTIFICATION_POLICY，仅设置铃声（即volumeType为AudioVolumeType.RINGTONE）在静音和非静音状态切换时需要该权限。
+**需要权限：** ohos.permission.ACCESS_NOTIFICATION_POLICY<br/>仅设置铃声（即volumeType为AudioVolumeType.RINGTONE）在静音和非静音状态切换时需要该权限。
 
 **系统能力：** SystemCapability.Multimedia.Audio.Volume
 
@@ -667,10 +697,10 @@ setVolume(volumeType: AudioVolumeType, volume: number, callback: AsyncCallback&l
 
 ```
 audioManager.setVolume(audio.AudioVolumeType.MEDIA, 10, (err) => {
-    if (err) {
-        console.error('Failed to set the volume. ${err.message}');
-        return;
-    }
+  if (err) {
+    console.error('Failed to set the volume. ${err.message}');
+    return;
+  }
     console.log('Callback invoked to indicate a successful volume setting.');
 });
 ```
@@ -681,7 +711,7 @@ setVolume(volumeType: AudioVolumeType, volume: number): Promise&lt;void&gt;
 
 设置指定流的音量，使用Promise方式异步返回结果。
 
-**需要权限：** ohos.permission.ACCESS_NOTIFICATION_POLICY，仅设置铃声（即volumeType为AudioVolumeType.RINGTONE）在静音和非静音状态切换时需要该权限。
+**需要权限：** ohos.permission.ACCESS_NOTIFICATION_POLICY<br/>仅设置铃声（即volumeType为AudioVolumeType.RINGTONE）在静音和非静音状态切换时需要该权限。
 
 **系统能力：** SystemCapability.Multimedia.Audio.Volume
 
@@ -702,7 +732,7 @@ setVolume(volumeType: AudioVolumeType, volume: number): Promise&lt;void&gt;
 
 ```
 audioManager.setVolume(audio.AudioVolumeType.MEDIA, 10).then(() => {
-    console.log('Promise returned to indicate a successful volume setting.');
+  console.log('Promise returned to indicate a successful volume setting.');
 });
 ```
 
@@ -725,11 +755,11 @@ getVolume(volumeType: AudioVolumeType, callback: AsyncCallback&lt;number&gt;): v
 
 ```
 audioManager.getVolume(audio.AudioVolumeType.MEDIA, (err, value) => {
-   if (err) {
-       console.error('Failed to obtain the volume. ${err.message}');
-       return;
-   }
-   console.log('Callback invoked to indicate that the volume is obtained.');
+  if (err) {
+    console.error('Failed to obtain the volume. ${err.message}');
+    return;
+  }
+  console.log('Callback invoked to indicate that the volume is obtained.');
 });
 ```
 
@@ -757,7 +787,7 @@ getVolume(volumeType: AudioVolumeType): Promise&lt;number&gt;
 
 ```
 audioManager.getVolume(audio.AudioVolumeType.MEDIA).then((value) => {
-    console.log('Promise returned to indicate that the volume is obtained.' + value);
+  console.log('Promise returned to indicate that the volume is obtained.' + value);
 });
 ```
 
@@ -780,11 +810,11 @@ getMinVolume(volumeType: AudioVolumeType, callback: AsyncCallback&lt;number&gt;)
 
 ```
 audioManager.getMinVolume(audio.AudioVolumeType.MEDIA, (err, value) => {
-    if (err) {
-        console.error('Failed to obtain the minimum volume. ${err.message}');
-        return;
-    }
-    console.log('Callback invoked to indicate that the minimum volume is obtained.' + value);
+  if (err) {
+    console.error('Failed to obtain the minimum volume. ${err.message}');
+    return;
+  }
+  console.log('Callback invoked to indicate that the minimum volume is obtained.' + value);
 });
 ```
 
@@ -812,7 +842,7 @@ getMinVolume(volumeType: AudioVolumeType): Promise&lt;number&gt;
 
 ```
 audioManager.getMinVolume(audio.AudioVolumeType.MEDIA).then((value) => {
-    console.log('Promised returned to indicate that the minimum volume is obtained.' + value);
+  console.log('Promised returned to indicate that the minimum volume is obtained.' + value);
 });
 ```
 
@@ -835,11 +865,11 @@ getMaxVolume(volumeType: AudioVolumeType, callback: AsyncCallback&lt;number&gt;)
 
 ```
 audioManager.getMaxVolume(audio.AudioVolumeType.MEDIA, (err, value) => {
-    if (err) {
-        console.error('Failed to obtain the maximum volume. ${err.message}');
-        return;
-    }
-    console.log('Callback invoked to indicate that the maximum volume is obtained.' + value);
+  if (err) {
+    console.error('Failed to obtain the maximum volume. ${err.message}');
+    return;
+  }
+  console.log('Callback invoked to indicate that the maximum volume is obtained.' + value);
 });
 ```
 
@@ -867,7 +897,7 @@ getMaxVolume(volumeType: AudioVolumeType): Promise&lt;number&gt;
 
 ```
 audioManager.getMaxVolume(audio.AudioVolumeType.MEDIA).then((data) => {
-    console.log('Promised returned to indicate that the maximum volume is obtained.');
+  console.log('Promised returned to indicate that the maximum volume is obtained.');
 });
 ```
 
@@ -877,7 +907,7 @@ mute(volumeType: AudioVolumeType, mute: boolean, callback: AsyncCallback&lt;void
 
 设置指定音量流静音，使用callback方式异步返回结果。
 
-**需要权限：** ohos.permission.ACCESS_NOTIFICATION_POLICY，仅设置铃声（即volumeType为AudioVolumeType.RINGTONE）在静音和非静音状态切换时需要该权限。
+**需要权限：** ohos.permission.ACCESS_NOTIFICATION_POLICY<br/>仅设置铃声（即volumeType为AudioVolumeType.RINGTONE）在静音和非静音状态切换时需要该权限。
 
 **系统能力：** SystemCapability.Multimedia.Audio.Volume
 
@@ -893,11 +923,11 @@ mute(volumeType: AudioVolumeType, mute: boolean, callback: AsyncCallback&lt;void
 
 ```
 audioManager.mute(audio.AudioVolumeType.MEDIA, true, (err) => {
-    if (err) {
-        console.error('Failed to mute the stream. ${err.message}');
-        return;
-    }
-    console.log('Callback invoked to indicate that the stream is muted.');
+  if (err) {
+    console.error('Failed to mute the stream. ${err.message}');
+    return;
+  }
+  console.log('Callback invoked to indicate that the stream is muted.');
 });
 ```
 
@@ -907,7 +937,7 @@ mute(volumeType: AudioVolumeType, mute: boolean): Promise&lt;void&gt;
 
 设置指定音量流静音，使用Promise方式异步返回结果。
 
-**需要权限：** ohos.permission.ACCESS_NOTIFICATION_POLICY，仅设置铃声（即volumeType为AudioVolumeType.RINGTONE）在静音和非静音状态切换时需要该权限。
+**需要权限：** ohos.permission.ACCESS_NOTIFICATION_POLICY<br/>仅设置铃声（即volumeType为AudioVolumeType.RINGTONE）在静音和非静音状态切换时需要该权限。
 
 **系统能力：** SystemCapability.Multimedia.Audio.Volume
 
@@ -929,7 +959,7 @@ mute(volumeType: AudioVolumeType, mute: boolean): Promise&lt;void&gt;
 
 ```
 audioManager.mute(audio.AudioVolumeType.MEDIA, true).then(() => {
-    console.log('Promise returned to indicate that the stream is muted.');
+  console.log('Promise returned to indicate that the stream is muted.');
 });
 ```
 
@@ -953,11 +983,11 @@ isMute(volumeType: AudioVolumeType, callback: AsyncCallback&lt;boolean&gt;): voi
 
 ```
 audioManager.isMute(audio.AudioVolumeType.MEDIA, (err, value) => {
-   if (err) {
-       console.error('Failed to obtain the mute status. ${err.message}');
-       return;
-   }
-   console.log('Callback invoked to indicate that the mute status of the stream is obtained.' + value);
+  if (err) {
+    console.error('Failed to obtain the mute status. ${err.message}');
+    return;
+  }
+  console.log('Callback invoked to indicate that the mute status of the stream is obtained.' + value);
 });
 ```
 
@@ -986,7 +1016,7 @@ isMute(volumeType: AudioVolumeType): Promise&lt;boolean&gt;
 
 ```
 audioManager.isMute(audio.AudioVolumeType.MEDIA).then((value) => {
-    console.log('Promise returned to indicate that the mute status of the stream is obtained.' + value);
+  console.log('Promise returned to indicate that the mute status of the stream is obtained.' + value);
 });
 ```
 
@@ -1009,11 +1039,11 @@ isActive(volumeType: AudioVolumeType, callback: AsyncCallback&lt;boolean&gt;): v
 
 ```
 audioManager.isActive(audio.AudioVolumeType.MEDIA, (err, value) => {
-    if (err) {
-        console.error('Failed to obtain the active status of the stream. ${err.message}');
-        return;
-    }
-    console.log('Callback invoked to indicate that the active status of the stream is obtained.' + value);
+  if (err) {
+    console.error('Failed to obtain the active status of the stream. ${err.message}');
+    return;
+  }
+  console.log('Callback invoked to indicate that the active status of the stream is obtained.' + value);
 });
 ```
 
@@ -1041,7 +1071,7 @@ isActive(volumeType: AudioVolumeType): Promise&lt;boolean&gt;
 
 ```
 audioManager.isActive(audio.AudioVolumeType.MEDIA).then((value) => {
-    console.log('Promise returned to indicate that the active status of the stream is obtained.' + value);
+  console.log('Promise returned to indicate that the active status of the stream is obtained.' + value);
 });
 ```
 
@@ -1066,11 +1096,11 @@ setRingerMode(mode: AudioRingMode, callback: AsyncCallback&lt;void&gt;): void
 
 ```
 audioManager.setRingerMode(audio.AudioRingMode.RINGER_MODE_NORMAL, (err) => {
-   if (err) {
-       console.error('Failed to set the ringer mode.​ ${err.message}');
-       return;
-    }
-    console.log('Callback invoked to indicate a successful setting of the ringer mode.');
+  if (err) {
+    console.error('Failed to set the ringer mode.​ ${err.message}');
+    return;
+  }
+   console.log('Callback invoked to indicate a successful setting of the ringer mode.');
 });
 ```
 
@@ -1100,7 +1130,7 @@ setRingerMode(mode: AudioRingMode): Promise&lt;void&gt;
 
 ```
 audioManager.setRingerMode(audio.AudioRingMode.RINGER_MODE_NORMAL).then(() => {
-    console.log('Promise returned to indicate a successful setting of the ringer mode.');
+  console.log('Promise returned to indicate a successful setting of the ringer mode.');
 });
 ```
 
@@ -1123,11 +1153,11 @@ getRingerMode(callback: AsyncCallback&lt;AudioRingMode&gt;): void
 
 ```
 audioManager.getRingerMode((err, value) => {
-   if (err) {
-       console.error('Failed to obtain the ringer mode.​ ${err.message}');
-       return;
-   }
-   console.log('Callback invoked to indicate that the ringer mode is obtained.' + value);
+  if (err) {
+    console.error('Failed to obtain the ringer mode.​ ${err.message}');
+    return;
+  }
+  console.log('Callback invoked to indicate that the ringer mode is obtained.' + value);
 });
 ```
 
@@ -1150,7 +1180,7 @@ getRingerMode(): Promise&lt;AudioRingMode&gt;
 
 ```
 audioManager.getRingerMode().then((value) => {
-    console.log('Promise returned to indicate that the ringer mode is obtained.' + value);
+  console.log('Promise returned to indicate that the ringer mode is obtained.' + value);
 });
 ```
 
@@ -1178,11 +1208,11 @@ setAudioParameter(key: string, value: string, callback: AsyncCallback&lt;void&gt
 
 ```
 audioManager.setAudioParameter('key_example', 'value_example', (err) => {
-    if (err) {
-        console.error('Failed to set the audio parameter. ${err.message}');
-        return;
-    }
-    console.log('Callback invoked to indicate a successful setting of the audio parameter.');
+  if (err) {
+    console.error('Failed to set the audio parameter. ${err.message}');
+    return;
+  }
+  console.log('Callback invoked to indicate a successful setting of the audio parameter.');
 });
 ```
 
@@ -1215,7 +1245,7 @@ setAudioParameter(key: string, value: string): Promise&lt;void&gt;
 
 ```
 audioManager.setAudioParameter('key_example', 'value_example').then(() => {
-    console.log('Promise returned to indicate a successful setting of the audio parameter.');
+  console.log('Promise returned to indicate a successful setting of the audio parameter.');
 });
 ```
 
@@ -1240,11 +1270,11 @@ getAudioParameter(key: string, callback: AsyncCallback&lt;string&gt;): void
 
 ```
 audioManager.getAudioParameter('key_example', (err, value) => {
-    if (err) {
-        console.error('Failed to obtain the value of the audio parameter. ${err.message}');
-        return;
-    }
-    console.log('Callback invoked to indicate that the value of the audio parameter is obtained.' + value);
+  if (err) {
+    console.error('Failed to obtain the value of the audio parameter. ${err.message}');
+    return;
+  }
+  console.log('Callback invoked to indicate that the value of the audio parameter is obtained.' + value);
 });
 ```
 
@@ -1274,7 +1304,7 @@ getAudioParameter(key: string): Promise&lt;string&gt;
 
 ```
 audioManager.getAudioParameter('key_example').then((value) => {
-    console.log('Promise returned to indicate that the value of the audio parameter is obtained.' + value);
+  console.log('Promise returned to indicate that the value of the audio parameter is obtained.' + value);
 });
 ```
 
@@ -1296,11 +1326,11 @@ getDevices(deviceFlag: DeviceFlag, callback: AsyncCallback&lt;AudioDeviceDescrip
 **示例：**
 ```
 audioManager.getDevices(audio.DeviceFlag.OUTPUT_DEVICES_FLAG, (err, value) => {
-   if (err) {
-       console.error('Failed to obtain the device list. ${err.message}');
-       return;
-   }
-   console.log('Callback invoked to indicate that the device list is obtained.');
+  if (err) {
+    console.error('Failed to obtain the device list. ${err.message}');
+    return;
+  }
+  console.log('Callback invoked to indicate that the device list is obtained.');
 });
 ```
 
@@ -1328,7 +1358,7 @@ getDevices(deviceFlag: DeviceFlag): Promise&lt;AudioDeviceDescriptors&gt;
 
 ```
 audioManager.getDevices(audio.DeviceFlag.OUTPUT_DEVICES_FLAG).then((data) => {
-    console.log('Promise returned to indicate that the device list is obtained.');
+  console.log('Promise returned to indicate that the device list is obtained.');
 });
 ```
 
@@ -1352,11 +1382,11 @@ setDeviceActive(deviceType: ActiveDeviceType, active: boolean, callback: AsyncCa
 
 ```
 audioManager.setDeviceActive(audio.ActiveDeviceType.SPEAKER, true, (err) => {
-    if (err) {
-        console.error('Failed to set the active status of the device. ${err.message}');
-        return;
-    }
-    console.log('Callback invoked to indicate that the device is set to the active status.');
+  if (err) {
+    console.error('Failed to set the active status of the device. ${err.message}');
+    return;
+  }
+  console.log('Callback invoked to indicate that the device is set to the active status.');
 });
 ```
 
@@ -1386,7 +1416,7 @@ setDeviceActive(deviceType: ActiveDeviceType, active: boolean): Promise&lt;void&
 
 ```
 audioManager.setDeviceActive(audio.ActiveDeviceType.SPEAKER, true).then(() => {
-    console.log('Promise returned to indicate that the device is set to the active status.');
+  console.log('Promise returned to indicate that the device is set to the active status.');
 });
 ```
 
@@ -1409,11 +1439,11 @@ isDeviceActive(deviceType: ActiveDeviceType, callback: AsyncCallback&lt;boolean&
 
 ```
 audioManager.isDeviceActive(audio.ActiveDeviceType.SPEAKER, (err, value) => {
-    if (err) {
-        console.error('Failed to obtain the active status of the device. ${err.message}');
-        return;
-    }
-    console.log('Callback invoked to indicate that the active status of the device is obtained.');
+  if (err) {
+    console.error('Failed to obtain the active status of the device. ${err.message}');
+    return;
+  }
+  console.log('Callback invoked to indicate that the active status of the device is obtained.');
 });
 ```
 
@@ -1442,7 +1472,7 @@ isDeviceActive(deviceType: ActiveDeviceType): Promise&lt;boolean&gt;
 
 ```
 audioManager.isDeviceActive(audio.ActiveDeviceType.SPEAKER).then((value) => {
-    console.log('Promise returned to indicate that the active status of the device is obtained.' + value);
+  console.log('Promise returned to indicate that the active status of the device is obtained.' + value);
 });
 ```
 
@@ -1467,11 +1497,11 @@ setMicrophoneMute(mute: boolean, callback: AsyncCallback&lt;void&gt;): void
 
 ```
 audioManager.setMicrophoneMute(true, (err) => {
-    if (err) {
-        console.error('Failed to mute the microphone. ${err.message}');
-        return;
-    }
-    console.log('Callback invoked to indicate that the microphone is muted.');
+  if (err) {
+    console.error('Failed to mute the microphone. ${err.message}');
+    return;
+  }
+  console.log('Callback invoked to indicate that the microphone is muted.');
 });
 ```
 
@@ -1501,7 +1531,7 @@ setMicrophoneMute(mute: boolean): Promise&lt;void&gt;
 
 ```
 audioManager.setMicrophoneMute(true).then(() => {
-    console.log('Promise returned to indicate that the microphone is muted.');
+  console.log('Promise returned to indicate that the microphone is muted.');
 });
 ```
 
@@ -1525,11 +1555,11 @@ isMicrophoneMute(callback: AsyncCallback&lt;boolean&gt;): void
 
 ```
 audioManager.isMicrophoneMute((err, value) => {
-    if (err) {
-        console.error('Failed to obtain the mute status of the microphone. ${err.message}');
-        return;
-    }
-    console.log('Callback invoked to indicate that the mute status of the microphone is obtained.' + value);
+  if (err) {
+    console.error('Failed to obtain the mute status of the microphone. ${err.message}');
+    return;
+  }
+  console.log('Callback invoked to indicate that the mute status of the microphone is obtained.' + value);
 });
 ```
 
@@ -1554,7 +1584,7 @@ isMicrophoneMute(): Promise&lt;boolean&gt;
 
 ```
 audioManager.isMicrophoneMute().then((value) => {
-    console.log('Promise returned to indicate that the mute status of the microphone is obtained.', + value);
+  console.log('Promise returned to indicate that the mute status of the microphone is obtained.', + value);
 });
 ```
 
@@ -1566,6 +1596,8 @@ on(type: 'volumeChange', callback: Callback\<VolumeEvent>): void
 
 此接口为系统接口，三方应用不支持调用。
 
+目前此订阅接口在单进程多AudioManager实例的使用场景下，仅最后一个实例的订阅生效，其他实例的订阅会被覆盖（即使最后一个实例没有进行订阅），因此推荐使用单一AudioManager实例进行开发。
+
 **系统能力：** SystemCapability.Multimedia.Audio.Volume
 
 **参数：**
@@ -1579,9 +1611,9 @@ on(type: 'volumeChange', callback: Callback\<VolumeEvent>): void
 
 ```
 audioManager.on('volumeChange', (volumeEvent) => {
-    console.log('VolumeType of stream: ' + volumeEvent.volumeType);
-    console.log('Volume level: ' + volumeEvent.volume);
-    console.log('Whether to updateUI: ' + volumeEvent.updateUi);
+  console.log('VolumeType of stream: ' + volumeEvent.volumeType);
+  console.log('Volume level: ' + volumeEvent.volume);
+  console.log('Whether to updateUI: ' + volumeEvent.updateUi);
 });
 ```
 
@@ -1606,7 +1638,7 @@ on(type: 'ringerModeChange', callback: Callback\<AudioRingMode>): void
 
 ```
 audioManager.on('ringerModeChange', (ringerMode) => {
-    console.log('Updated ringermode: ' + ringerMode);
+  console.log('Updated ringermode: ' + ringerMode);
 });
 ```
 
@@ -1629,10 +1661,10 @@ on(type: 'deviceChange', callback: Callback<DeviceChangeAction\>): void
 
 ```
 audioManager.on('deviceChange', (deviceChanged) => {
-    console.info("device change type : " + deviceChanged.type);
-    console.info("device descriptor size : " + deviceChanged.deviceDescriptors.length);
-    console.info("device change descriptor : " + deviceChanged.deviceDescriptors[0].deviceRole);
-    console.info("device change descriptor : " + deviceChanged.deviceDescriptors[0].deviceType);
+  console.info("device change type : " + deviceChanged.type);
+  console.info("device descriptor size : " + deviceChanged.deviceDescriptors.length);
+  console.info("device change descriptor : " + deviceChanged.deviceDescriptors[0].deviceRole);
+  console.info("device change descriptor : " + deviceChanged.deviceDescriptors[0].deviceType);
 });
 ```
 
@@ -1655,7 +1687,7 @@ off(type: 'deviceChange', callback?: Callback<DeviceChangeAction\>): void
 
 ```
 audioManager.off('deviceChange', (deviceChanged) => {
-    console.log("Should be no callback.");
+  console.log("Should be no callback.");
 });
 ```
 
@@ -1679,19 +1711,19 @@ on(type: 'interrupt', interrupt: AudioInterrupt, callback: Callback\<InterruptAc
 
 ```
 var interAudioInterrupt = {
-    streamUsage:2,
-    contentType:0,
-    pauseWhenDucked:true
+  streamUsage:2,
+  contentType:0,
+  pauseWhenDucked:true
 };
 audioManager.on('interrupt', interAudioInterrupt, (InterruptAction) => {
-    if (InterruptAction.actionType === 0) {
-        console.log("An event to gain the audio focus starts.");
-        console.log("Focus gain event:" + JSON.stringify(InterruptAction));
-    }
-    if (InterruptAction.actionType === 1) {
-        console.log("An audio interruption event starts.");
-        console.log("Audio interruption event:" + JSON.stringify(InterruptAction));
-    }
+  if (InterruptAction.actionType === 0) {
+    console.log("An event to gain the audio focus starts.");
+    console.log("Focus gain event:" + JSON.stringify(InterruptAction));
+  }
+  if (InterruptAction.actionType === 1) {
+    console.log("An audio interruption event starts.");
+    console.log("Audio interruption event:" + JSON.stringify(InterruptAction));
+  }
 });
 ```
 
@@ -1715,15 +1747,15 @@ off(type: 'interrupt', interrupt: AudioInterrupt, callback?: Callback\<Interrupt
 
 ```
 var interAudioInterrupt = {
-    streamUsage:2,
-    contentType:0,
-    pauseWhenDucked:true
+  streamUsage:2,
+  contentType:0,
+  pauseWhenDucked:true
 };
 audioManager.off('interrupt', interAudioInterrupt, (InterruptAction) => {
-    if (InterruptAction.actionType === 0) {
-        console.log("An event to release the audio focus starts.");
-        console.log("Focus release event:" + JSON.stringify(InterruptAction));
-    }
+  if (InterruptAction.actionType === 0) {
+    console.log("An event to release the audio focus starts.");
+    console.log("Focus release event:" + JSON.stringify(InterruptAction));
+  }
 });
 ```
 
@@ -1748,11 +1780,11 @@ setAudioScene\(scene: AudioScene, callback: AsyncCallback<void\>\): void
 
 ```
 audioManager.setAudioScene(audio.AudioScene.AUDIO_SCENE_PHONE_CALL, (err) => {
-   if (err) {
-       console.error('Failed to set the audio scene mode.​ ${err.message}');
-       return;
-    }
-    console.log('Callback invoked to indicate a successful setting of the audio scene mode.');
+  if (err) {
+    console.error('Failed to set the audio scene mode.​ ${err.message}');
+    return;
+  }
+   console.log('Callback invoked to indicate a successful setting of the audio scene mode.');
 });
 ```
 
@@ -1782,9 +1814,9 @@ setAudioScene\(scene: AudioScene\): Promise<void\>
 
 ```
 audioManager.setAudioScene(audio.AudioScene.AUDIO_SCENE_PHONE_CALL).then(() => {
-    console.log('Promise returned to indicate a successful setting of the audio scene mode.');
+  console.log('Promise returned to indicate a successful setting of the audio scene mode.');
 }).catch ((err) => {
-    console.log('Failed to set the audio scene mode');
+  console.log('Failed to set the audio scene mode');
 });
 ```
 
@@ -1806,11 +1838,11 @@ getAudioScene\(callback: AsyncCallback<AudioScene\>\): void
 
 ```
 audioManager.getAudioScene((err, value) => {
-   if (err) {
-       console.error('Failed to obtain the audio scene mode.​ ${err.message}');
-       return;
-   }
-   console.log('Callback invoked to indicate that the audio scene mode is obtained.' + value);
+  if (err) {
+    console.error('Failed to obtain the audio scene mode.​ ${err.message}');
+    return;
+  }
+  console.log('Callback invoked to indicate that the audio scene mode is obtained.' + value);
 });
 ```
 
@@ -1833,9 +1865,446 @@ getAudioScene\(\): Promise<AudioScene\>
 
 ```
 audioManager.getAudioScene().then((value) => {
-    console.log('Promise returned to indicate that the audio scene mode is obtained.' + value);
+  console.log('Promise returned to indicate that the audio scene mode is obtained.' + value);
 }).catch ((err) => {
-    console.log('Failed to obtain the audio scene mode');
+  console.log('Failed to obtain the audio scene mode');
+});
+```
+
+## AudioStreamManager<sup>9+</sup>
+
+管理音频流。在使用AudioStreamManager的API前，需要使用[getStreamManager](#audiogetstreammanager9)获取AudioStreamManager实例。
+
+### getCurrentAudioRendererInfoArray<sup>9+</sup>
+
+getCurrentAudioRendererInfoArray(callback: AsyncCallback&lt;AudioRendererChangeInfoArray&gt;): void
+
+获取当前音频渲染器的信息。使用callback异步回调。
+
+**系统能力**: SystemCapability.Multimedia.Audio.Renderer
+
+**参数：**
+
+| 名称     | 类型                                 | 必填     | 说明                         |
+| -------- | ----------------------------------- | -------- | --------------------------- |
+| callback | AsyncCallback<[AudioRendererChangeInfoArray](#audiorendererchangeinfoarray9)> | 是     |  回调函数，返回当前音频渲染器的信息。 |
+
+**示例：**
+```
+audioStreamManager.getCurrentAudioRendererInfoArray(async (err, AudioRendererChangeInfoArray) => {
+  console.info('[GET_RENDERER_STATE_1_CALLBACK] **** Get Callback Called ****');
+  if (err) {
+    console.log('getCurrentAudioRendererInfoArray :ERROR: '+err.message);
+    resultFlag = false;
+  }
+  else {
+    if (AudioRendererChangeInfoArray !=null) {
+      for (let i=0;i<AudioRendererChangeInfoArray.length;i++) {
+        AudioRendererChangeInfo = AudioRendererChangeInfoArray[i];
+        console.info('StreamId for '+i+' is:'+AudioRendererChangeInfo.streamId);
+        console.info('ClientUid for '+i+' is:'+AudioRendererChangeInfo.clientUid);
+        console.info('Content '+i+' is:'+AudioRendererChangeInfo.rendererInfo.content);
+        console.info('Stream'+i+' is:'+AudioRendererChangeInfo.rendererInfo.usage);
+        console.info('Flag'+i+' is:'+AudioRendererChangeInfo.rendererInfo.rendererFlags); 
+        console.info('State for '+i+' is:'+AudioRendererChangeInfo.rendererState);  
+        var devDescriptor = AudioRendererChangeInfo.deviceDescriptors;
+        for (let j=0;j<AudioRendererChangeInfo.deviceDescriptors.length; j++) {
+          console.info('Id:'+i+':'+AudioRendererChangeInfo.deviceDescriptors[j].id);
+          console.info('Type:'+i+':'+AudioRendererChangeInfo.deviceDescriptors[j].deviceType);
+          console.info('Role:'+i+':'+AudioRendererChangeInfo.deviceDescriptors[j].deviceRole);
+          console.info('Name:'+i+':'+AudioRendererChangeInfo.deviceDescriptors[j].name);
+          console.info('Address:'+i+':'+AudioRendererChangeInfo.deviceDescriptors[j].address);
+          console.info('SampleRates:'+i+':'+AudioRendererChangeInfo.deviceDescriptors[j].sampleRates[0]);
+          console.info('ChannelCount'+i+':'+AudioRendererChangeInfo.deviceDescriptors[j].channelCounts[0]);
+          console.info('ChannelMask:'+i+':'+AudioRendererChangeInfo.deviceDescriptors[j].channelMasks);
+        }
+      }
+    }
+  }
+});
+```
+
+### getCurrentAudioRendererInfoArray<sup>9+</sup>
+
+getCurrentAudioRendererInfoArray(): Promise&lt;AudioRendererChangeInfoArray&gt;
+
+获取当前音频渲染器的信息。使用Promise异步回调。
+
+**系统能力：** SystemCapability.Multimedia.Audio.Renderer
+
+**返回值：**
+
+| 类型                                                                              | 说明                                    |
+| ---------------------------------------------------------------------------------| --------------------------------------- |
+| Promise<[AudioRendererChangeInfoArray](#audiorendererchangeinfoarray9)>          | Promise对象，返回当前音频渲染器信息。      |
+
+**示例：**
+```
+await audioStreamManager.getCurrentAudioRendererInfoArray().then( function (AudioRendererChangeInfoArray) {
+  console.info('[GET_RENDERER_STATE_3_PROMISE] ######### Get Promise is called ##########');
+  if (AudioRendererChangeInfoArray!=null) {
+    for (let i=0;i<AudioRendererChangeInfoArray.length;i++) {
+      AudioRendererChangeInfo = AudioRendererChangeInfoArray[i];
+      console.info('StreamId for '+i+' is:'+AudioRendererChangeInfo.streamId);
+      console.info('ClientUid for '+i+' is:'+AudioRendererChangeInfo.clientUid);
+      console.info('Content '+i+' is:'+AudioRendererChangeInfo.rendererInfo.content);
+      console.info('Stream'+i+' is:'+AudioRendererChangeInfo.rendererInfo.usage);
+      console.info('Flag'+i+' is:'+AudioRendererChangeInfo.rendererInfo.rendererFlags); 
+      console.info('State for '+i+' is:'+AudioRendererChangeInfo.rendererState);  
+      var devDescriptor = AudioRendererChangeInfo.deviceDescriptors;
+      for (let j=0;j<AudioRendererChangeInfo.deviceDescriptors.length; j++) {
+        console.info('Id:'+i+':'+AudioRendererChangeInfo.deviceDescriptors[j].id);
+        console.info('Type:'+i+':'+AudioRendererChangeInfo.deviceDescriptors[j].deviceType);
+        console.info('Role:'+i+':'+AudioRendererChangeInfo.deviceDescriptors[j].deviceRole);
+        console.info('Name:'+i+':'+AudioRendererChangeInfo.deviceDescriptors[j].name);
+        console.info('Address:'+i+':'+AudioRendererChangeInfo.deviceDescriptors[j].address);
+        console.info('SampleRates:'+i+':'+AudioRendererChangeInfo.deviceDescriptors[j].sampleRates[0]);
+        console.info('ChannelCounts'+i+':'+AudioRendererChangeInfo.deviceDescriptors[j].channelCounts[0]);
+        console.info('ChannnelMask:'+i+':'+AudioRendererChangeInfo.deviceDescriptors[j].channelMasks);
+      }
+    }
+  }
+}).catch((err) => {
+  console.log('getCurrentAudioRendererInfoArray :ERROR: '+err.message);
+  resultFlag = false;
+});
+```
+
+### getCurrentAudioCapturerInfoArray<sup>9+</sup>
+
+getCurrentAudioCapturerInfoArray(callback: AsyncCallback&lt;AudioCapturerChangeInfoArray&gt;): void
+
+获取当前音频采集器的信息。使用callback异步回调。
+
+**系统能力：** SystemCapability.Multimedia.Audio.Renderer
+
+**参数：**
+
+| 名称       | 类型                                 | 必填      | 说明                                                      |
+| ---------- | ----------------------------------- | --------- | -------------------------------------------------------- |
+| callback   | AsyncCallback<[AudioCapturerChangeInfoArray](#audiocapturerchangeinfoarray9)> | 是    | 回调函数，返回当前音频采集器的信息。 |
+
+**示例：**
+```
+audioStreamManager.getCurrentAudioCapturerInfoArray(async (err, AudioCapturerChangeInfoArray) => {
+  console.info('[GET_CAPTURER_STATE_1_CALLBACK] **** Get Callback Called ****');
+  if (err) {
+    console.log('getCurrentAudioCapturerInfoArray :ERROR: '+err.message);
+    resultFlag = false;
+  }
+  else {
+    if (AudioCapturerChangeInfoArray !=null) {
+      for (let i=0;i<AudioCapturerChangeInfoArray.length;i++) {
+        console.info('StreamId for '+i+'is:'+AudioCapturerChangeInfoArray[i].streamId);
+        console.info('ClientUid for '+i+'is:'+AudioCapturerChangeInfoArray[i].clientUid);
+        console.info('Source for '+i+'is:'+AudioCapturerChangeInfoArray[i].capturerInfo.source);
+        console.info('Flag '+i+'is:'+AudioCapturerChangeInfoArray[i].capturerInfo.capturerFlags);
+        console.info('State for '+i+'is:'+AudioCapturerChangeInfoArray[i].capturerState);  
+        var devDescriptor = AudioCapturerChangeInfoArray[i].deviceDescriptors;
+        for (let j=0;j<AudioCapturerChangeInfoArray[i].deviceDescriptors.length; j++) {
+          console.info('Id:'+i+':'+AudioCapturerChangeInfoArray[i].deviceDescriptors[j].id);
+          console.info('Type:'+i+':'+AudioCapturerChangeInfoArray[i].deviceDescriptors[j].deviceType);
+          console.info('Role:'+i+':'+AudioCapturerChangeInfoArray[i].deviceDescriptors[j].deviceRole);
+          console.info('Name:'+i+':'+AudioCapturerChangeInfoArray[i].deviceDescriptors[j].name);
+          console.info('Address:'+i+':'+AudioCapturerChangeInfoArray[i].deviceDescriptors[j].address);
+          console.info('SampleRates:'+i+':'+AudioCapturerChangeInfoArray[i].deviceDescriptors[j].sampleRates[0]);
+          console.info('ChannelCounts'+i+':'+AudioCapturerChangeInfoArray[i].deviceDescriptors[j].channelCounts[0]);
+          console.info('ChannelMask:'+i+':'+AudioCapturerChangeInfoArray[i].deviceDescriptors[j].channelMasks);
+        }
+      }
+    }
+  }
+});
+```
+
+### getCurrentAudioCapturerInfoArray<sup>9+</sup>
+
+getCurrentAudioCapturerInfoArray(): Promise&lt;AudioCapturerChangeInfoArray&gt;
+
+获取当前音频采集器的信息。使用Promise异步回调。
+
+**系统能力：** SystemCapability.Multimedia.Audio.Renderer
+
+**返回值：**
+
+| 类型                                                                         | 说明                                 |
+| -----------------------------------------------------------------------------| ----------------------------------- |
+| Promise<[AudioCapturerChangeInfoArray](#audiocapturerchangeinfoarray9)>      | Promise对象，返回当前音频渲染器信息。  |
+
+**示例：**
+```
+await audioStreamManagerCB.getCurrentAudioCapturerInfoArray().then( function (AudioCapturerChangeInfoArray) {
+  console.info('AFCapturerChangeLog: [GET_CAP_STA_1_PR] **** Get Promise Called ****');
+  if (AudioCapturerChangeInfoArray!=null) {
+    for (let i=0;i<AudioCapturerChangeInfoArray.length;i++) {
+      console.info('StreamId for '+i+'is:'+AudioCapturerChangeInfoArray[i].streamId);
+      console.info('ClientUid for '+i+'is:'+AudioCapturerChangeInfoArray[i].clientUid);
+      console.info('Source for '+i+'is:'+AudioCapturerChangeInfoArray[i].capturerInfo.source);
+      console.info('Flag '+i+'is:'+AudioCapturerChangeInfoArray[i].capturerInfo.capturerFlags);
+      console.info('State for '+i+'is:'+AudioCapturerChangeInfoArray[i].capturerState);    
+      var devDescriptor = AudioCapturerChangeInfoArray[i].deviceDescriptors;
+      for (let j=0;j<AudioCapturerChangeInfoArray[i].deviceDescriptors.length; j++) {
+        console.info('Id:'+i+':'+AudioCapturerChangeInfoArray[i].deviceDescriptors[j].id);
+        console.info('Type:'+i+':'+AudioCapturerChangeInfoArray[i].deviceDescriptors[j].deviceType);
+        console.info('Role:'+i+':'+AudioCapturerChangeInfoArray[i].deviceDescriptors[j].deviceRole);
+        console.info('Name:'+i+':'+AudioCapturerChangeInfoArray[i].deviceDescriptors[j].name)
+        console.info('Address:'+i+':'+AudioCapturerChangeInfoArray[i].deviceDescriptors[j].address);
+        console.info('SampleRates:'+i+':'+AudioCapturerChangeInfoArray[i].deviceDescriptors[j].sampleRates[0]);
+        console.info('ChannelCounts'+i+':'+AudioCapturerChangeInfoArray[i].deviceDescriptors[j].channelCounts[0]);
+        console.info('ChannelMask:'+i+':'+AudioCapturerChangeInfoArray[i].deviceDescriptors[j].channelMasks);
+      }
+    }
+  }
+}).catch((err) => {
+  console.log('getCurrentAudioCapturerInfoArray :ERROR: '+err.message);
+  resultFlag = false;
+});
+```
+
+### on('audioRendererChange')<sup>9+</sup>
+
+on(type: "audioRendererChange", callback: Callback&lt;AudioRendererChangeInfoArray&gt;): void
+
+监听音频渲染器更改事件。
+
+**系统能力：** SystemCapability.Multimedia.Audio.Renderer
+
+**参数：**
+
+| 名称     | 类型        | 必填      | 说明                                                                     |
+| -------- | ---------- | --------- | ------------------------------------------------------------------------ |
+| type     | string     | 是        | 事件类型，支持的事件`'audioRendererChange'`：当音频渲染器发生更改时触发。     |
+| callback | Callback<[AudioRendererChangeInfoArray](#audiorendererchangeinfoarry9)> | 是  |  回调函数。        |
+
+**示例：**
+```
+audioStreamManagerCB.on('audioRendererChange',  (AudioRendererChangeInfoArray) => {
+  for (let i=0;i<AudioRendererChangeInfoArray.length;i++) {
+    AudioRendererChangeInfo = AudioRendererChangeInfoArray[i];
+    console.info('## RendererChange on is called for '+i+' ##');
+    console.info('StreamId for '+i+' is:'+AudioRendererChangeInfo.streamId);
+    console.info('ClientUid for '+i+' is:'+AudioRendererChangeInfo.clientUid);
+    console.info('Content for '+i+' is:'+AudioRendererChangeInfo.rendererInfo.content);
+    console.info('Stream for '+i+' is:'+AudioRendererChangeInfo.rendererInfo.usage);
+    console.info('Flag '+i+' is:'+AudioRendererChangeInfo.rendererInfo.rendererFlags);
+    console.info('State for '+i+' is:'+AudioRendererChangeInfo.rendererState);  
+    var devDescriptor = AudioRendererChangeInfo.deviceDescriptors;
+    for (let j=0;j<AudioRendererChangeInfo.deviceDescriptors.length; j++) {
+      console.info('Id:'+i+':'+AudioRendererChangeInfo.deviceDescriptors[j].id);
+      console.info('Type:'+i+':'+AudioRendererChangeInfo.deviceDescriptors[j].deviceType);
+      console.info('Role:'+i+':'+AudioRendererChangeInfo.deviceDescriptors[j].deviceRole);
+      console.info('Name:'+i+':'+AudioRendererChangeInfo.deviceDescriptors[j].name);
+      console.info('Address:'+i+':'+AudioRendererChangeInfo.deviceDescriptors[j].address);
+      console.info('SampleRates:'+i+':'+AudioRendererChangeInfo.deviceDescriptors[j].sampleRates[0]);
+      console.info('ChannelCounts'+i+':'+AudioRendererChangeInfo.deviceDescriptors[j].channelCounts[0]);
+      console.info('ChannelMask:'+i+':'+AudioRendererChangeInfo.deviceDescriptors[j].channelMasks);
+    }
+  }
+});
+```
+
+### off('audioRendererChange')<sup>9+</sup>
+
+off(type: "audioRendererChange");
+
+监听音频渲染器更改事件。
+
+**系统能力：** SystemCapability.Multimedia.Audio.Renderer
+
+**参数：**
+
+| 名称     | 类型     | 必填 | 说明              |
+| -------- | ------- | ---- | ---------------- |
+| type     | string  | 是   | 事件类型，支持的事件`'audioRendererChange'`：音频渲染器更改事件。 |
+
+**示例：**
+```
+audioStreamManagerCB.off('audioRendererChange');
+console.info('[RENDERER-CHANGE-ON-001] ######### RendererChange Off is called #########');
+```
+
+### on('audioCapturerChange')<sup>9+</sup>
+
+on(type: "audioCapturerChange", callback: Callback&lt;AudioCapturerChangeInfoArray&gt;): void
+
+监听音频捕获器更改事件。
+
+**系统能力：** SystemCapability.Multimedia.Audio.Capturer
+
+**参数：**
+
+| 名称     | 类型     | 必填      | 说明                                                                                           |
+| -------- | ------- | --------- | ------------------------------------------------------------------- ---- |
+| type     | string  | 是        | 事件类型，支持的事件`'audioCapturerChange'`：当音频采集器发生更改时触发。     |
+| callback | Callback<[AudioCapturerChangeInfoArray](#audiocapturerchangeinfoarry9)> | 是     | 回调函数。   |
+
+**示例：**
+```
+audioStreamManager.on('audioCapturerChange', (AudioCapturerChangeInfoArray) =>  {
+  for (let i=0;i<AudioCapturerChangeInfoArray.length;i++) {
+    console.info(' ## CapChange on is called for element '+i+' ##');
+    console.info('StreamId for '+i+'is:'+AudioCapturerChangeInfoArray[i].streamId);
+    console.info('ClientUid for '+i+'is:'+AudioCapturerChangeInfoArray[i].clientUid);
+    console.info('Source for '+i+'is:'+AudioCapturerChangeInfoArray[i].capturerInfo.source);
+    console.info('Flag '+i+'is:'+AudioCapturerChangeInfoArray[i].capturerInfo.capturerFlags);
+    console.info('State for '+i+'is:'+AudioCapturerChangeInfoArray[i].capturerState);  
+    for (let j=0;j<AudioCapturerChangeInfoArray[i].deviceDescriptors.length; j++) {
+      console.info('Id:'+i+':'+AudioCapturerChangeInfoArray[i].deviceDescriptors[j].id);
+      console.info('Type:'+i+':'+AudioCapturerChangeInfoArray[i].deviceDescriptors[j].deviceType);
+      console.info('Role:'+i+':'+AudioCapturerChangeInfoArray[i].deviceDescriptors[j].deviceRole);
+      console.info('Name:'+i+':'+AudioCapturerChangeInfoArray[i].deviceDescriptors[j].name);
+      console.info('Address:'+i+':'+AudioCapturerChangeInfoArray[i].deviceDescriptors[j].address);
+      console.info('SampleRates:'+i+':'+AudioCapturerChangeInfoArray[i].deviceDescriptors[j].sampleRates[0]);
+      console.info('ChannelCounts'+i+':'+AudioCapturerChangeInfoArray[i].deviceDescriptors[j].channelCounts[0]);
+      console.info('ChannelMask:'+i+':'+AudioCapturerChangeInfoArray[i].deviceDescriptors[j].channelMasks);
+    }
+  }
+});
+```
+
+### off('audioCapturerChange')<sup>9+</sup>
+
+off(type: "audioCapturerChange");
+
+监听音频捕获器更改事件。
+
+**系统能力：** SystemCapability.Multimedia.Audio.Capturer
+
+**参数：**
+
+| 名称      | 类型     | 必填 | 说明                                                          |
+| -------- | -------- | --- | ------------------------------------------------------------- |
+| type     | string   |是   | 事件类型，支持的事件`'audioCapturerChange'`：音频采集器更改事件。 |
+
+**示例：**
+```
+audioStreamManager.off('audioCapturerChange');
+console.info('[GET_CAPTURER_STATE_2_PROMISE] ######### CapturerChange Off is called #########');
+
+```
+
+## AudioRendererChangeInfo<sup>9+</sup>
+
+描述音频渲染器更改信息。
+
+**系统能力：** 以下各项对应的系统能力均为SystemCapability.Multimedia.Audio.Renderer
+
+| 名称               | 类型                                       | 可读 | 可写 | 说明                          |
+| -------------------| ----------------------------------------- | ---- | ---- | ---------------------------- |
+| streamId           | number                                    | 是   | 否   | 音频流唯一id。                |
+| clientUid          | number                                    | 是   | 否   | 音频渲染器客户端应用程序的Uid。<br/>此接口为系统接口，三方应用不支持调用。 |
+| rendererInfo       | [AudioRendererInfo](#audiorendererinfo8)  | 是   | 否   | 音频渲染器信息。               |
+| rendererState      | [AudioState](#audiostate)                 | 是   | 否   | 音频状态。<br/>此接口为系统接口，三方应用不支持调用。|
+
+## AudioRendererChangeInfoArray<sup>9+</sup>
+
+AudioRenderChangeInfo数组，只读。
+
+**系统能力：**: SystemCapability.Multimedia.Audio.Renderer
+
+**示例：**
+
+```
+import audio from '@ohos.multimedia.audio';
+
+var audioStreamManager;
+var audioStreamManagerCB;
+var Tag = "AFCapLog : ";
+
+await audioManager.getStreamManager().then(async function (data) {
+  audioStreamManager = data;
+  console.info(Tag+'Get AudioStream Manager : Success ');
+}).catch((err) => {
+  console.info(Tag+'Get AudioStream Manager : ERROR : '+err.message);
+});
+
+audioManager.getStreamManager((err, data) => {
+  if (err) {
+    console.error(Tag+'Get AudioStream Manager : ERROR : '+err.message);
+  }
+  else {
+    audioStreamManagerCB = data;
+    console.info(Tag+'Get AudioStream Manager : Success ');
+  }
+});
+
+audioStreamManagerCB.on('audioRendererChange',  (AudioRendererChangeInfoArray) => {
+  for (let i=0;i<AudioRendererChangeInfoArray.length;i++) {
+    console.info(Tag+'## RendererChange on is called for '+i+' ##');
+    console.info(Tag+'StreamId for '+i+' is:'+AudioRendererChangeInfoArray[i].streamId);
+    console.info(Tag+'ClientUid for '+i+' is:'+AudioRendererChangeInfoArray[i].clientUid);
+    console.info(Tag+'Content for '+i+' is:'+AudioRendererChangeInfoArray[i].rendererInfo.content);
+    console.info(Tag+'Stream for '+i+' is:'+AudioRendererChangeInfoArray[i].rendererInfo.usage);
+    console.info(Tag+'Flag '+i+' is:'+AudioRendererChangeInfoArray[i].rendererInfo.rendererFlags);
+    console.info(Tag+'State for '+i+' is:'+AudioRendererChangeInfoArray[i].rendererState);
+    var devDescriptor = AudioRendererChangeInfoArray[i].deviceDescriptors;
+    for (let j=0;j<AudioRendererChangeInfoArray[i].deviceDescriptors.length; j++) {
+      console.info(Tag+'Id:'+i+':'+AudioRendererChangeInfoArray[i].deviceDescriptors[j].id);
+      console.info(Tag+'Type:'+i+':'+AudioRendererChangeInfoArray[i].deviceDescriptors[j].deviceType);
+      console.info(Tag+'Role:'+i+':'+AudioRendererChangeInfoArray[i].deviceDescriptors[j].deviceRole);
+      console.info(Tag+'Name:'+i+':'+AudioRendererChangeInfoArray[i].deviceDescriptors[j].name);
+      console.info(Tag+'Addr:'+i+':'+AudioRendererChangeInfoArray[i].deviceDescriptors[j].address);
+      console.info(Tag+'SR:'+i+':'+AudioRendererChangeInfoArray[i].deviceDescriptors[j].sampleRates[0]);
+      console.info(Tag+'C'+i+':'+AudioRendererChangeInfoArray[i].deviceDescriptors[j].channelCounts[0]);
+      console.info(Tag+'CM:'+i+':'+AudioRendererChangeInfoArray[i].deviceDescriptors[j].channelMasks);
+  	}
+    if (AudioRendererChangeInfoArray[i].rendererState == 1 && devDescriptor != null) {
+      resultFlag = true;
+      console.info(Tag+'[RENDERER-CHANGE-ON-001] ResultFlag for '+i+' is:'+resultFlag);
+    }
+  }
+});
+```
+
+## AudioCapturerChangeInfo<sup>9+</sup>
+
+描述音频捕获器更改信息。
+
+**系统能力：** 以下各项对应的系统能力均为SystemCapability.Multimedia.Audio.Capturer
+
+| 名称               | 类型                                       | 可读 | 可写 | 说明                          |
+| -------------------| ----------------------------------------- | ---- | ---- | ---------------------------- |
+| streamId           | number                                    | 是   | 否   | 音频流唯一id。                |
+| clientUid          | number                                    | 是   | 否   | 音频渲染器客户端应用程序的Uid。<br/>此接口为系统接口，三方应用不支持调用。 |
+| capturerInfo       | [AudioCapturerInfo](#audiocaptureinfo8)   | 是   | 否   | 音频渲染器信息。               |
+| capturerState      | [AudioState](#audiostate)                 | 是   | 否   | 音频状态。<br/>此接口为系统接口，三方应用不支持调用。|
+
+## AudioCapturerChangeInfoArray<sup>9+</sup>
+
+AudioCapturerChangeInfo数组，只读。
+
+**系统能力：** SystemCapability.Multimedia.Audio.Capturer
+
+**示例：**
+
+```
+import audio from '@ohos.multimedia.audio';
+var Tag = "AFCapLog : ";
+const audioManager = audio.getAudioManager();
+audioStreamManager.on('audioCapturerChange', (AudioCapturerChangeInfoArray) =>  {
+  for (let i=0;i<AudioCapturerChangeInfoArray.length;i++) {
+    console.info(Tag+' ## CapChange on is called for element '+i+' ##');
+    console.info(Tag+'StrId for '+i+'is:'+AudioCapturerChangeInfoArray[i].streamId);
+    console.info(Tag+'CUid for '+i+'is:'+AudioCapturerChangeInfoArray[i].clientUid);
+    console.info(Tag+'Src for '+i+'is:'+AudioCapturerChangeInfoArray[i].capturerInfo.source);
+    console.info(Tag+'Flag '+i+'is:'+AudioCapturerChangeInfoArray[i].capturerInfo.capturerFlags);
+    console.info(Tag+'State for '+i+'is:'+AudioCapturerChangeInfoArray[i].capturerState);
+    var devDescriptor = AudioCapturerChangeInfoArray[i].deviceDescriptors;
+    for (let j=0;j<AudioCapturerChangeInfoArray[i].deviceDescriptors.length; j++) {
+      console.info(Tag+'Id:'+i+':'+AudioCapturerChangeInfoArray[i].deviceDescriptors[j].id);
+      console.info(Tag+'Type:'+i+':'+AudioCapturerChangeInfoArray[i].deviceDescriptors[j].deviceType);
+      console.info(Tag+'Role:'+i+':'+AudioCapturerChangeInfoArray[i].deviceDescriptors[j].deviceRole);
+      console.info(Tag+'Name:'+i+':'+AudioCapturerChangeInfoArray[i].deviceDescriptors[j].name);
+      console.info(Tag+'Addr:'+i+':'+AudioCapturerChangeInfoArray[i].deviceDescriptors[j].address);
+      console.info(Tag+'SR:'+i+':'+AudioCapturerChangeInfoArray[i].deviceDescriptors[j].sampleRates[0]);
+      console.info(Tag+'C'+i+':'+AudioCapturerChangeInfoArray[i].deviceDescriptors[j].channelCounts[0]);
+      console.info(Tag+'CM:'+i+':'+AudioCapturerChangeInfoArray[i].deviceDescriptors[j].channelMasks);
+    }
+    if (AudioCapturerChangeInfoArray[i].capturerState == 1 && devDescriptor != null) {
+      resultFlag = true;
+      console.info(Tag+'[CAPTURER-CHANGE-ON-001] ResultFlag for element '+i +' is: '+ resultFlag);
+    }
+  }
 });
 ```
 
@@ -1845,10 +2314,16 @@ audioManager.getAudioScene().then((value) => {
 
 **系统能力：** 以下各项对应的系统能力均为SystemCapability.Multimedia.Audio.Device
 
-| 名称       | 类型                    | 可读 | 可写 | 说明       |
-| ---------- | ------------------------- | ---- | ---- | ---------- |
-| deviceRole | [DeviceRole](#devicerole) | 是   | 否   | 设备角色。 |
-| deviceType | [DeviceType](#devicetype) | 是   | 否   | 设备类型。 |
+| 名称                        | 类型                       | 可读 | 可写 | 说明       |
+| -------------------------- | -------------------------- | ---- | ---- | ---------- |
+| deviceRole                 | [DeviceRole](#devicerole)  | 是   | 否   | 设备角色。 |
+| deviceType                 | [DeviceType](#devicetype)  | 是   | 否   | 设备类型。 |
+| id<sup>9+</sup>            | number                     | 是   | 否   | 设备id。  |
+| name<sup>9+</sup>          | string                     | 是   | 否   | 设备名称。 |
+| address<sup>9+</sup>       | string                     | 是   | 否   | 设备地址。 |
+| sampleRates<sup>9+</sup>   | Array&lt;number&gt;        | 是   | 否   | 支持的采样率。 |
+| channelCounts<sup>9+</sup> | Array&lt;number&gt;        | 是   | 否   | 支持的通道数。 |
+| channelMasks<sup>9+</sup>  | Array&lt;number&gt;        | 是   | 否   | 支持的通道掩码。 |
 
 ## AudioDeviceDescriptors
 
@@ -1860,23 +2335,22 @@ audioManager.getAudioScene().then((value) => {
 import audio from '@ohos.multimedia.audio';
 
 function displayDeviceProp(value) {
-    deviceRoleValue = value.deviceRole;
-    deviceTypeValue = value.deviceType;
-
+  deviceRoleValue = value.deviceRole;
+  deviceTypeValue = value.deviceType;
 }
 
 var deviceRoleValue = null;
 var deviceTypeValue = null;
 const promise = audio.getAudioManager().getDevices(1);
 promise.then(function (value) {
-    console.info('AudioFrameworkTest: Promise: getDevices OUTPUT_DEVICES_FLAG');
-    value.forEach(displayDeviceProp);
-    if (deviceTypeValue != null && deviceRoleValue != null){
-        console.info('AudioFrameworkTest: Promise: getDevices : OUTPUT_DEVICES_FLAG :  PASS');
-    }
-    else{
-        console.info('AudioFrameworkTest: Promise: getDevices : OUTPUT_DEVICES_FLAG :  FAIL');
-    }
+  console.info('AudioFrameworkTest: Promise: getDevices OUTPUT_DEVICES_FLAG');
+  value.forEach(displayDeviceProp);
+  if (deviceTypeValue != null && deviceRoleValue != null){
+    console.info('AudioFrameworkTest: Promise: getDevices : OUTPUT_DEVICES_FLAG :  PASS');
+  }
+  else{
+    console.info('AudioFrameworkTest: Promise: getDevices : OUTPUT_DEVICES_FLAG :  FAIL');
+  }
 });
 ```
 
@@ -1904,7 +2378,7 @@ getRendererInfo(callback: AsyncCallback<AudioRendererInfo\>): void
 
 获取当前被创建的音频渲染器的信息，使用callback方式异步返回结果。
 
-**系统能力**: SystemCapability.Multimedia.Audio.Renderer
+**系统能力：** SystemCapability.Multimedia.Audio.Renderer
 
 **参数：**
 
@@ -1916,10 +2390,10 @@ getRendererInfo(callback: AsyncCallback<AudioRendererInfo\>): void
 
 ```
 audioRenderer.getRendererInfo((err, rendererInfo) => {
-    console.log('Renderer GetRendererInfo:');
-    console.log('Renderer content:' + rendererInfo.content);
-    console.log('Renderer usage:' + rendererInfo.usage);
-    console.log('Renderer flags:' + rendererInfo.rendererFlags);
+  console.log('Renderer GetRendererInfo:');
+  console.log('Renderer content:' + rendererInfo.content);
+  console.log('Renderer usage:' + rendererInfo.usage);
+  console.log('Renderer flags:' + rendererInfo.rendererFlags);
 });
 ```
 
@@ -1929,7 +2403,7 @@ getRendererInfo(): Promise<AudioRendererInfo\>
 
 获取当前被创建的音频渲染器的信息，使用Promise方式异步返回结果。
 
-**系统能力**: SystemCapability.Multimedia.Audio.Renderer
+**系统能力：** SystemCapability.Multimedia.Audio.Renderer
 
 **返回值：**
 
@@ -1942,13 +2416,13 @@ getRendererInfo(): Promise<AudioRendererInfo\>
 ```
 var resultFlag = true;
 audioRenderer.getRendererInfo().then((rendererInfo) => {
-    console.log('Renderer GetRendererInfo:');
-    console.log('Renderer content:' + rendererInfo.content);
-    console.log('Renderer usage:' + rendererInfo.usage);
-    console.log('Renderer flags:' + rendererInfo.rendererFlags);
+  console.log('Renderer GetRendererInfo:');
+  console.log('Renderer content:' + rendererInfo.content);
+  console.log('Renderer usage:' + rendererInfo.usage);
+  console.log('Renderer flags:' + rendererInfo.rendererFlags);
 }).catch((err) => {
-    console.log('AudioFrameworkRenderLog: RendererInfo :ERROR: '+err.message);
-    resultFlag = false;
+  console.log('AudioFrameworkRenderLog: RendererInfo :ERROR: '+err.message);
+  resultFlag = false;
 });
 ```
 
@@ -1958,7 +2432,7 @@ getStreamInfo(callback: AsyncCallback<AudioStreamInfo\>): void
 
 获取音频流信息，使用callback方式异步返回结果。
 
-**系统能力**: SystemCapability.Multimedia.Audio.Renderer
+**系统能力：** SystemCapability.Multimedia.Audio.Renderer
 
 **参数：**
 
@@ -1970,11 +2444,11 @@ getStreamInfo(callback: AsyncCallback<AudioStreamInfo\>): void
 
 ```
 audioRenderer.getStreamInfo((err, streamInfo) => {
-    console.log('Renderer GetStreamInfo:');
-    console.log('Renderer sampling rate:' + streamInfo.samplingRate);
-    console.log('Renderer channel:' + streamInfo.channels);
-    console.log('Renderer format:' + streamInfo.sampleFormat);
-    console.log('Renderer encoding type:' + streamInfo.encodingType);
+  console.log('Renderer GetStreamInfo:');
+  console.log('Renderer sampling rate:' + streamInfo.samplingRate);
+  console.log('Renderer channel:' + streamInfo.channels);
+  console.log('Renderer format:' + streamInfo.sampleFormat);
+  console.log('Renderer encoding type:' + streamInfo.encodingType);
 });
 ```
 
@@ -1984,7 +2458,7 @@ getStreamInfo(): Promise<AudioStreamInfo\>
 
 获取音频流信息，使用Promise方式异步返回结果。
 
-**系统能力**: SystemCapability.Multimedia.Audio.Renderer
+**系统能力：** SystemCapability.Multimedia.Audio.Renderer
 
 **返回值：**
 
@@ -1996,13 +2470,13 @@ getStreamInfo(): Promise<AudioStreamInfo\>
 
 ```
 audioRenderer.getStreamInfo().then((streamInfo) => {
-    console.log('Renderer GetStreamInfo:');
-    console.log('Renderer sampling rate:' + streamInfo.samplingRate);
-    console.log('Renderer channel:' + streamInfo.channels);
-    console.log('Renderer format:' + streamInfo.sampleFormat);
-    console.log('Renderer encoding type:' + streamInfo.encodingType);
+  console.log('Renderer GetStreamInfo:');
+  console.log('Renderer sampling rate:' + streamInfo.samplingRate);
+  console.log('Renderer channel:' + streamInfo.channels);
+  console.log('Renderer format:' + streamInfo.sampleFormat);
+  console.log('Renderer encoding type:' + streamInfo.encodingType);
 }).catch((err) => {
-    console.log('ERROR: '+err.message);
+  console.log('ERROR: '+err.message);
 });
 ```
 
@@ -2012,7 +2486,7 @@ start(callback: AsyncCallback<void\>): void
 
 启动音频渲染器。使用callback方式异步返回结果。
 
-**系统能力**: SystemCapability.Multimedia.Audio.Renderer
+**系统能力：** SystemCapability.Multimedia.Audio.Renderer
 
 **参数：**
 
@@ -2024,11 +2498,11 @@ start(callback: AsyncCallback<void\>): void
 
 ```
 audioRenderer.start((err) => {
-    if (err) {
-        console.error('Renderer start failed.');
-    } else {
-        console.info('Renderer start success.');
-    }
+  if (err) {
+    console.error('Renderer start failed.');
+  } else {
+    console.info('Renderer start success.');
+  }
 });
 ```
 
@@ -2038,7 +2512,7 @@ start(): Promise<void\>
 
 启动音频渲染器。使用Promise方式异步返回结果。
 
-**系统能力**: SystemCapability.Multimedia.Audio.Renderer
+**系统能力：** SystemCapability.Multimedia.Audio.Renderer
 
 **返回值：**
 
@@ -2050,9 +2524,9 @@ start(): Promise<void\>
 
 ```
 audioRenderer.start().then(() => {
-    console.log('Renderer started');
+  console.log('Renderer started');
 }).catch((err) => {
-    console.log('ERROR: '+err.message);
+  console.log('ERROR: '+err.message);
 });
 ```
 
@@ -2062,7 +2536,7 @@ pause(callback: AsyncCallback\<void>): void
 
 暂停渲染。使用callback方式异步返回结果。
 
-**系统能力**: SystemCapability.Multimedia.Audio.Renderer
+**系统能力：** SystemCapability.Multimedia.Audio.Renderer
 
 **参数：**
 
@@ -2074,11 +2548,11 @@ pause(callback: AsyncCallback\<void>): void
 
 ```
 audioRenderer.pause((err) => {
-    if (err) {
-        console.error('Renderer pause failed');
-    } else {
-        console.log('Renderer paused.');
-    }
+  if (err) {
+    console.error('Renderer pause failed');
+  } else {
+    console.log('Renderer paused.');
+  }
 });
 ```
 
@@ -2088,7 +2562,7 @@ pause(): Promise\<void>
 
 暂停渲染。使用Promise方式异步返回结果。
 
-**系统能力**: SystemCapability.Multimedia.Audio.Renderer
+**系统能力：** SystemCapability.Multimedia.Audio.Renderer
 
 **返回值：**
 
@@ -2100,9 +2574,9 @@ pause(): Promise\<void>
 
 ```
 audioRenderer.pause().then(() => {
-    console.log('Renderer paused');
+  console.log('Renderer paused');
 }).catch((err) => {
-    console.log('ERROR: '+err.message);
+  console.log('ERROR: '+err.message);
 });
 ```
 
@@ -2112,7 +2586,7 @@ drain(callback: AsyncCallback\<void>): void
 
 检查缓冲区是否已被耗尽。使用callback方式异步返回结果。
 
-**系统能力**: SystemCapability.Multimedia.Audio.Renderer
+**系统能力：** SystemCapability.Multimedia.Audio.Renderer
 
 **参数：**
 
@@ -2124,11 +2598,11 @@ drain(callback: AsyncCallback\<void>): void
 
 ```
 audioRenderer.drain((err) => {
-    if (err) {
-        console.error('Renderer drain failed');
-    } else {
-        console.log('Renderer drained.');
-    }
+  if (err) {
+    console.error('Renderer drain failed');
+  } else {
+    console.log('Renderer drained.');
+  }
 });
 ```
 
@@ -2138,7 +2612,7 @@ drain(): Promise\<void>
 
 检查缓冲区是否已被耗尽。使用Promise方式异步返回结果。
 
-**系统能力**: SystemCapability.Multimedia.Audio.Renderer
+**系统能力：** SystemCapability.Multimedia.Audio.Renderer
 
 **返回值：**
 
@@ -2150,9 +2624,9 @@ drain(): Promise\<void>
 
 ```
 audioRenderer.drain().then(() => {
-    console.log('Renderer drained successfully');
+  console.log('Renderer drained successfully');
 }).catch((err) => {
-    console.log('ERROR: '+err.message);
+  console.log('ERROR: '+err.message);
 });
 ```
 
@@ -2162,7 +2636,7 @@ stop(callback: AsyncCallback\<void>): void
 
 停止渲染。使用callback方式异步返回结果。
 
-**系统能力**: SystemCapability.Multimedia.Audio.Renderer
+**系统能力：** SystemCapability.Multimedia.Audio.Renderer
 
 **参数：**
 
@@ -2174,11 +2648,11 @@ stop(callback: AsyncCallback\<void>): void
 
 ```
 audioRenderer.stop((err) => {
-    if (err) {
-        console.error('Renderer stop failed');
-    } else {
-        console.log('Renderer stopped.');
-    }
+  if (err) {
+    console.error('Renderer stop failed');
+  } else {
+    console.log('Renderer stopped.');
+  }
 });
 ```
 
@@ -2188,7 +2662,7 @@ stop(): Promise\<void>
 
 停止渲染。使用Promise方式异步返回结果。
 
-**系统能力**: SystemCapability.Multimedia.Audio.Renderer
+**系统能力：** SystemCapability.Multimedia.Audio.Renderer
 
 **返回值：**
 
@@ -2200,9 +2674,9 @@ stop(): Promise\<void>
 
 ```
 audioRenderer.stop().then(() => {
-    console.log('Renderer stopped successfully');
+  console.log('Renderer stopped successfully');
 }).catch((err) => {
-    console.log('ERROR: '+err.message);
+  console.log('ERROR: '+err.message);
 });
 ```
 
@@ -2212,7 +2686,7 @@ release(callback: AsyncCallback\<void>): void
 
 释放音频渲染器。使用callback方式异步返回结果。
 
-**系统能力**: SystemCapability.Multimedia.Audio.Renderer
+**系统能力：** SystemCapability.Multimedia.Audio.Renderer
 
 **参数：**
 
@@ -2224,11 +2698,11 @@ release(callback: AsyncCallback\<void>): void
 
 ```
 audioRenderer.release((err) => {
-    if (err) {
-        console.error('Renderer release failed');
-    } else {
-        console.log('Renderer released.');
-    }
+  if (err) {
+    console.error('Renderer release failed');
+  } else {
+    console.log('Renderer released.');
+  }
 });
 ```
 
@@ -2238,7 +2712,7 @@ release(): Promise\<void>
 
 释放渲染器。使用Promise方式异步返回结果。
 
-**系统能力**: SystemCapability.Multimedia.Audio.Renderer
+**系统能力：** SystemCapability.Multimedia.Audio.Renderer
 
 **返回值：**
 
@@ -2250,9 +2724,9 @@ release(): Promise\<void>
 
 ```
 audioRenderer.release().then(() => {
-    console.log('Renderer released successfully');
+  console.log('Renderer released successfully');
 }).catch((err) => {
-    console.log('ERROR: '+err.message);
+  console.log('ERROR: '+err.message);
 });
 ```
 
@@ -2262,7 +2736,7 @@ write(buffer: ArrayBuffer, callback: AsyncCallback\<number>): void
 
 写入缓冲区。使用callback方式异步返回结果。
 
-**系统能力**: SystemCapability.Multimedia.Audio.Renderer
+**系统能力：** SystemCapability.Multimedia.Audio.Renderer
 
 **参数：**
 
@@ -2279,36 +2753,35 @@ import fileio from '@ohos.fileio';
 import featureAbility from '@ohos.ability.featureAbility'
 
 var audioStreamInfo = {
-    samplingRate: audio.AudioSamplingRate.SAMPLE_RATE_48000,
-    channels: audio.AudioChannel.CHANNEL_2,
-    sampleFormat: audio.AudioSampleFormat.SAMPLE_FORMAT_S32LE,
-    encodingType: audio.AudioEncodingType.ENCODING_TYPE_RAW
+  samplingRate: audio.AudioSamplingRate.SAMPLE_RATE_48000,
+  channels: audio.AudioChannel.CHANNEL_2,
+  sampleFormat: audio.AudioSampleFormat.SAMPLE_FORMAT_S32LE,
+  encodingType: audio.AudioEncodingType.ENCODING_TYPE_RAW
 }
 
 var audioRendererInfo = {
-    content: audio.ContentType.CONTENT_TYPE_SPEECH,
-    usage: audio.streamUsage.STREAM_USAGE_VOICE_COMMUNICATION
-    rendererFlags: 1
-}
-
+  content: audio.ContentType.CONTENT_TYPE_SPEECH,
+  usage: audio.StreamUsage.STREAM_USAGE_VOICE_COMMUNICATION
+  rendererFlags: 1
+  
 var audioRendererOptions = {
-    streamInfo: audioStreamInfo,
-    rendererInfo: audioRendererInfo
+  streamInfo: audioStreamInfo,
+  rendererInfo: audioRendererInfo
 }
 var audioRenderer;
 audio.createAudioRenderer(audioRendererOptions).then((data)=> {
-    audioRenderer = data;
-    console.info('AudioFrameworkRenderLog: AudioRenderer Created: SUCCESS');
-    }).catch((err) => {
-    console.info('AudioFrameworkRenderLog: AudioRenderer Created: ERROR: '+err.message);
-    });
+  audioRenderer = data;
+  console.info('AudioFrameworkRenderLog: AudioRenderer Created: SUCCESS');
+  }).catch((err) => {
+  console.info('AudioFrameworkRenderLog: AudioRenderer Created: ERROR: '+err.message);
+  });
 var bufferSize;
 audioRenderer.getBufferSize().then((data)=> {
-    console.info('AudioFrameworkRenderLog: getBufferSize: SUCCESS '+data);
-    bufferSize = data;
-    }).catch((err) => {
-    console.info.('AudioFrameworkRenderLog: getBufferSize: ERROR: '+err.message);
-    });
+  console.info('AudioFrameworkRenderLog: getBufferSize: SUCCESS '+data);
+  bufferSize = data;
+  }).catch((err) => {
+  console.info.('AudioFrameworkRenderLog: getBufferSize: ERROR: '+err.message);
+  });
 console.info('Buffer size:'+bufferSize);
 var context = featureAbility.getContext();
 var path = await context.getCacheDir();
@@ -2317,11 +2790,11 @@ let ss = fileio.createStreamSync(filePath, 'r');
 let buf = new ArrayBuffer(bufferSize);
 ss.readSync(buf);
 audioRenderer.write(buf, (err, writtenbytes) => {
-    if (writtenbytes < 0) {
-        console.error('write failed.');
-    } else {
-       console.log('Actual written bytes: ' + writtenbytes);
-    }
+  if (writtenbytes < 0) {
+      console.error('write failed.');
+  } else {
+     console.log('Actual written bytes: ' + writtenbytes);
+  }
 });
 ```
 
@@ -2331,7 +2804,7 @@ write(buffer: ArrayBuffer): Promise\<number>
 
 写入缓冲区。使用Promise方式异步返回结果。
 
-**系统能力**: SystemCapability.Multimedia.Audio.Renderer
+**系统能力：** SystemCapability.Multimedia.Audio.Renderer
 
 **返回值：**
 
@@ -2347,36 +2820,36 @@ import fileio from '@ohos.fileio';
 import featureAbility from '@ohos.ability.featureAbility'
 
 var audioStreamInfo = {
-    samplingRate:audio.AudioSamplingRate.SAMPLE_RATE_48000,
-    channels:audio.AudioChannel.CHANNEL_2,
-    sampleFormat.audio.AudioSampleFormat.SAMPLE_FORMAT_S32LE,
-    encodingType.audio.AudioEncodingType.ENCODING_TYPE_RAW
+  samplingRate:audio.AudioSamplingRate.SAMPLE_RATE_48000,
+  channels:audio.AudioChannel.CHANNEL_2,
+  sampleFormat:audio.AudioSampleFormat.SAMPLE_FORMAT_S32LE,
+  encodingType:audio.AudioEncodingType.ENCODING_TYPE_RAW
 }
 
 var audioRendererInfo = {
-    content: audio.ContentType.CONTENT_TYPE_SPEECH,
-    usage: audio.streamUsage.STREAM_USAGE_VOICE_COMMUNICATION,
-    rendererFlags: 1
+  content: audio.ContentType.CONTENT_TYPE_SPEECH,
+  usage: audio.StreamUsage.STREAM_USAGE_VOICE_COMMUNICATION,
+  rendererFlags: 1
 }
 
 var audioRendererOptions = {
-    streamInfo: audioStreamInfo,
-    rendererInfo: audioRendererInfo
+  streamInfo: audioStreamInfo,
+  rendererInfo: audioRendererInfo
 }
 var audioRenderer;
 audio.createAudioRenderer(audioRendererOptions).then((data) => {
-    audioRenderer = data;
-    console.info('AudioFrameworkRenderLog: AudioRenderer Created: SUCCESS');
-    }).catch((err) => {
-    console.info('AudioFrameworkRenderLog: AudioRenderer Created: ERROR: '+err.message);
-    });
+  audioRenderer = data;
+  console.info('AudioFrameworkRenderLog: AudioRenderer Created: SUCCESS');
+  }).catch((err) => {
+  console.info('AudioFrameworkRenderLog: AudioRenderer Created: ERROR: '+err.message);
+  });
 var bufferSize;
 audioRenderer.getBufferSize().then((data) => {
-    console.info('AudioFrameworkRenderLog: getBufferSize: SUCCESS '+data);
-    bufferSize = data;
-    }).catch((err) => {
-    console.info('AudioFrameworkRenderLog: getBufferSize: ERROR: '+err.message);
-    });
+  console.info('AudioFrameworkRenderLog: getBufferSize: SUCCESS '+data);
+  bufferSize = data;
+  }).catch((err) => {
+  console.info('AudioFrameworkRenderLog: getBufferSize: ERROR: '+err.message);
+  });
 console.info('BufferSize: ' + bufferSize);
 var context = featureAbility.getContext();
 var path = await context.getCacheDir();
@@ -2385,11 +2858,11 @@ let ss = fileio.createStreamSync(filePath, 'r');
 let buf = new ArrayBuffer(bufferSize);
 ss.readSync(buf);
 audioRenderer.write(buf).then((writtenbytes) => {
-    if (writtenbytes < 0) {
-        console.error('write failed.');
-    } else {
-        console.log('Actual written bytes: ' + writtenbytes);
-    }
+  if (writtenbytes < 0) {
+    console.error('write failed.');
+  } else {
+    console.log('Actual written bytes: ' + writtenbytes);
+  }
 }).catch((err) => {
     console.log('ERROR: '+err.message);
 });
@@ -2401,7 +2874,7 @@ getAudioTime(callback: AsyncCallback\<number>): void
 
 获取时间戳（从 1970 年 1 月 1 日开始）。使用callback方式异步返回结果。
 
-**系统能力**: SystemCapability.Multimedia.Audio.Renderer
+**系统能力：** SystemCapability.Multimedia.Audio.Renderer
 
 **参数：**
 
@@ -2413,7 +2886,7 @@ getAudioTime(callback: AsyncCallback\<number>): void
 
 ```
 audioRenderer.getAudioTime((err, timestamp) => {
-    console.log('Current timestamp: ' + timestamp);
+  console.log('Current timestamp: ' + timestamp);
 });
 ```
 
@@ -2423,7 +2896,7 @@ getAudioTime(): Promise\<number>
 
 获取时间戳（从 1970 年 1 月 1 日开始）。使用Promise方式异步返回结果。
 
-**系统能力**: SystemCapability.Multimedia.Audio.Renderer
+**系统能力：** SystemCapability.Multimedia.Audio.Renderer
 
 **返回值：**
 
@@ -2435,9 +2908,9 @@ getAudioTime(): Promise\<number>
 
 ```
 audioRenderer.getAudioTime().then((timestamp) => {
-    console.log('Current timestamp: ' + timestamp);
+  console.log('Current timestamp: ' + timestamp);
 }).catch((err) => {
-    console.log('ERROR: '+err.message);
+  console.log('ERROR: '+err.message);
 });
 ```
 
@@ -2447,7 +2920,7 @@ getBufferSize(callback: AsyncCallback\<number>): void
 
 获取音频渲染器的最小缓冲区大小。使用callback方式异步返回结果。
 
-**系统能力**: SystemCapability.Multimedia.Audio.Renderer
+**系统能力：** SystemCapability.Multimedia.Audio.Renderer
 
 **参数：**
 
@@ -2459,9 +2932,9 @@ getBufferSize(callback: AsyncCallback\<number>): void
 
 ```
 var bufferSize = audioRenderer.getBufferSize(async(err, bufferSize) => {
-    if (err) {
-        console.error('getBufferSize error');
-    }
+  if (err) {
+    console.error('getBufferSize error');
+  }
 });
 ```
 
@@ -2471,7 +2944,7 @@ getBufferSize(): Promise\<number>
 
 获取音频渲染器的最小缓冲区大小。使用Promise方式异步返回结果。
 
-**系统能力**: SystemCapability.Multimedia.Audio.Renderer
+**系统能力：** SystemCapability.Multimedia.Audio.Renderer
 
 **返回值：**
 
@@ -2486,35 +2959,35 @@ import audio from '@ohos.multimedia.audio';
 import fileio from '@ohos.fileio';
 
 var audioStreamInfo = {
-    samplingRate:audio.AudioSamplingRate.SAMPLE_RATE_48000,
-    channels:audio.AudioChannel.CHANNEL_2,
-    sampleFormat.audio.AudioSampleFormat.SAMPLE_FORMAT_S32LE,
-    encodingType.audio.AudioEncodingType.ENCODING_TYPE_RAW
+  samplingRate:audio.AudioSamplingRate.SAMPLE_RATE_48000,
+  channels:audio.AudioChannel.CHANNEL_2,
+  sampleFormat:audio.AudioSampleFormat.SAMPLE_FORMAT_S32LE,
+  encodingType:audio.AudioEncodingType.ENCODING_TYPE_RAW
 }
 
 var audioRendererInfo = {
-    content: audio.ContentType.CONTENT_TYPE_SPEECH,
-    usage: audio.streamUsage.STREAM_USAGE_VOICE_COMMUNICATION,
-    rendererFlags: 1
+  content: audio.ContentType.CONTENT_TYPE_SPEECH,
+  usage: audio.StreamUsage.STREAM_USAGE_VOICE_COMMUNICATION,
+  rendererFlags: 1
 }
 
 var audioRendererOptions = {
-    streamInfo: audioStreamInfo,
-    rendererInfo: audioRendererInfo
+  streamInfo: audioStreamInfo,
+  rendererInfo: audioRendererInfo
 }
 var audioRenderer;
 audio.createAudioRenderer(audioRendererOptions).then((data) => {
-    audioRenderer = data;
-    console.info('AudioFrameworkRenderLog: AudioRenderer Created: SUCCESS');
-    }).catch((err) => {
-    console.info('AudioFrameworkRenderLog: AudioRenderer Created: ERROR: '+err.message);
-    });
+  audioRenderer = data;
+  console.info('AudioFrameworkRenderLog: AudioRenderer Created: SUCCESS');
+  }).catch((err) => {
+  console.info('AudioFrameworkRenderLog: AudioRenderer Created: ERROR: '+err.message);
+  });
 var bufferSize;
 audioRenderer.getBufferSize().then((data) => {
-    console.info('AudioFrameworkRenderLog: getBufferSize: SUCCESS '+data);
-    bufferSize=data;
+  console.info('AudioFrameworkRenderLog: getBufferSize: SUCCESS '+data);
+  bufferSize=data;
 }).catch((err) => {
-    console.info('AudioFrameworkRenderLog: getBufferSize: ERROR: '+err.message);
+  console.info('AudioFrameworkRenderLog: getBufferSize: ERROR: '+err.message);
 });
 ```
 
@@ -2524,7 +2997,7 @@ setRenderRate(rate: AudioRendererRate, callback: AsyncCallback\<void>): void
 
 设置音频渲染速率。使用callback方式异步返回结果。
 
-**系统能力**: SystemCapability.Multimedia.Audio.Renderer
+**系统能力：** SystemCapability.Multimedia.Audio.Renderer
 
 **参数：**
 
@@ -2537,11 +3010,11 @@ setRenderRate(rate: AudioRendererRate, callback: AsyncCallback\<void>): void
 
 ```
 audioRenderer.setRenderRate(audio.AudioRendererRate.RENDER_RATE_NORMAL, (err) => {
-    if (err) {
-        console.error('Failed to set params');
-    } else {
-        console.log('Callback invoked to indicate a successful render rate setting.');
-    }
+  if (err) {
+    console.error('Failed to set params');
+  } else {
+    console.log('Callback invoked to indicate a successful render rate setting.');
+  }
 });
 ```
 
@@ -2551,7 +3024,7 @@ setRenderRate(rate: AudioRendererRate): Promise\<void>
 
 设置音频渲染速率。使用Promise方式异步返回结果。
 
-**系统能力**: SystemCapability.Multimedia.Audio.Renderer
+**系统能力：** SystemCapability.Multimedia.Audio.Renderer
 
 **参数：**
 
@@ -2569,9 +3042,9 @@ setRenderRate(rate: AudioRendererRate): Promise\<void>
 
 ```
 audioRenderer.setRenderRate(audio.AudioRendererRate.RENDER_RATE_NORMAL).then(() => {
-    console.log('setRenderRate SUCCESS');
+  console.log('setRenderRate SUCCESS');
 }).catch((err) => {
-    console.log('ERROR: '+err.message);
+  console.log('ERROR: '+err.message);
 });
 ```
 
@@ -2581,7 +3054,7 @@ getRenderRate(callback: AsyncCallback\<AudioRendererRate>): void
 
 获取当前渲染速率。使用callback方式异步返回结果。
 
-**系统能力**: SystemCapability.Multimedia.Audio.Renderer
+**系统能力：** SystemCapability.Multimedia.Audio.Renderer
 
 **参数：**
 
@@ -2593,7 +3066,7 @@ getRenderRate(callback: AsyncCallback\<AudioRendererRate>): void
 
 ```
 audioRenderer.getRenderRate((err, renderrate) => {
-    console.log('getRenderRate: ' + renderrate);
+  console.log('getRenderRate: ' + renderrate);
 });
 ```
 
@@ -2603,7 +3076,7 @@ getRenderRate(): Promise\<AudioRendererRate>
 
 获取当前渲染速率。使用Promise方式异步返回结果。
 
-**系统能力**: SystemCapability.Multimedia.Audio.Renderer
+**系统能力：** SystemCapability.Multimedia.Audio.Renderer
 
 **返回值：**
 
@@ -2615,14 +3088,14 @@ getRenderRate(): Promise\<AudioRendererRate>
 
 ```
 audioRenderer.getRenderRate().then((renderRate) => {
-    console.log('getRenderRate: ' + renderRate);
+  console.log('getRenderRate: ' + renderRate);
 }).catch((err) => {
-    console.log('ERROR: '+err.message);
+  console.log('ERROR: '+err.message);
 });
 ```
 ### setInterruptMode<sup>9+</sup>
 
-setInterruptMode(interruptMode: InterruptMode): Promise&lt;void&gt;
+setInterruptMode(mode: InterruptMode): Promise&lt;void&gt;
 
 设置应用的焦点模型。使用Promise异步回调。
 
@@ -2630,9 +3103,9 @@ setInterruptMode(interruptMode: InterruptMode): Promise&lt;void&gt;
 
 **参数：**
 
-| 参数名     | 类型                                | 必填 | 说明                                                     |
-| ---------- | ----------------------------------- | ---- | -------------------------------------------------------- |
-| interruptMode | [InterruptMode](#InterruptMode) | 是   | 焦点模型。                                             |
+| 参数名     | 类型                                | 必填   | 说明        |
+| ---------- | ---------------------------------- | ------ | ---------- |
+| mode       | [InterruptMode](#InterruptMode)    | 是     | 焦点模型。  |
 
 **返回值：**
 
@@ -2643,14 +3116,32 @@ setInterruptMode(interruptMode: InterruptMode): Promise&lt;void&gt;
 **示例：**
 
 ```
-const audioManager = audio.getAudioManager();
-audioManager.setInterruptMode(audio.InterruptMode.SHARE_MODE).then(() => {
-    console.log('Promise returned to indicate a successful volume setting.');
+var audioStreamInfo = {
+  samplingRate: audio.AudioSamplingRate.SAMPLE_RATE_48000,
+  channels: audio.AudioChannel.CHANNEL_1,
+  sampleFormat: audio.AudioSampleFormat.SAMPLE_FORMAT_S16LE,
+  encodingType: audio.AudioEncodingType.ENCODING_TYPE_RAW
+}
+var audioRendererInfo = {
+  content: audio.ContentType.CONTENT_TYPE_MUSIC,
+  usage: audio.StreamUsage.STREAM_USAGE_MEDIA,
+  rendererFlags: 0
+}
+var audioRendererOptions = {
+  streamInfo: audioStreamInfo,
+  rendererInfo: audioRendererInfo
+}
+let audioRenderer = await audio.createAudioRenderer(audioRendererOptions);
+let mode = 0;
+audioRenderer.setInterruptMode(mode).then(data=>{
+  console.log("setInterruptMode Success!");
+}).catch(err=>{
+  console.log("setInterruptMode Fail:" + err.message);
 });
 ```
 ### setInterruptMode<sup>9+</sup>
 
-setInterruptMode(interruptMode: InterruptMode, callback: Callback\<void>): void
+setInterruptMode(mode: InterruptMode, callback: Callback\<void>): void
 
 设置应用的焦点模型。使用Callback回调返回执行结果。
 
@@ -2658,17 +3149,36 @@ setInterruptMode(interruptMode: InterruptMode, callback: Callback\<void>): void
 
 **参数：**
 
-| 参数名 | 类型 | 必填 | 说明                                                     |
-| ---------- | ----------------------------------- | ---- | -------------------------------------------------------- |
-|interruptMode | [InterruptMode](#InterruptMode) | 是   | 焦点模型。|
-|callback | Callback\<void>  | 是  |回调返回执行结果。|
+| 参数名   | 类型                                | 必填   | 说明            |
+| ------- | ----------------------------------- | ------ | -------------- |
+|mode     | [InterruptMode](#InterruptMode)     | 是     | 焦点模型。|
+|callback | Callback\<void>                     | 是     |回调返回执行结果。|
 
 **示例：**
 
 ```
-const audioManager = audio.getAudioManager();
-audioManager.setInterruptMode(audio.InterruptMode.SHARE_MODE,()=>{
-    console.log('Callback returned to indicate a successful volume setting.');
+var audioStreamInfo = {
+  samplingRate: audio.AudioSamplingRate.SAMPLE_RATE_48000,
+  channels: audio.AudioChannel.CHANNEL_1,
+  sampleFormat: audio.AudioSampleFormat.SAMPLE_FORMAT_S16LE,
+  encodingType: audio.AudioEncodingType.ENCODING_TYPE_RAW
+}
+var audioRendererInfo = {
+  content: audio.ContentType.CONTENT_TYPE_MUSIC,
+  usage: audio.StreamUsage.STREAM_USAGE_MEDIA,
+  rendererFlags: 0
+}
+var audioRendererOptions = {
+  streamInfo: audioStreamInfo,
+  rendererInfo: audioRendererInfo
+}
+let audioRenderer = await audio.createAudioRenderer(audioRendererOptions);
+let mode = 1;
+audioRenderer.setInterruptMode(mode,(err,data)=>{
+  if(err){
+    console.log("setInterruptMode Fail:" + err.message);
+  }
+  console.log("setInterruptMode Success!");
 });
 ```
 ### on('interrupt')<sup>9+</sup>
@@ -2677,7 +3187,7 @@ on(type: 'interrupt', callback: Callback\<InterruptEvent>): void
 
 监听音频中断事件。使用callback获取中断事件。
 
-**系统能力**: SystemCapability.Multimedia.Audio.Renderer
+**系统能力：** SystemCapability.Multimedia.Audio.Renderer
 
 **参数：**
 
@@ -2692,49 +3202,48 @@ on(type: 'interrupt', callback: Callback\<InterruptEvent>): void
 var isPlay;
 var started;
 audioRenderer.on('interrupt', async(interruptEvent) => {
-    if (interruptEvent.forceType == audio.InterruptForceType.INTERRUPT_FORCE) {
-        switch (interruptEvent.hintType) {
-            case audio.InterruptHint.INTERRUPT_HINT_PAUSE:
-                console.log('Force paused. Stop writing');
-                isPlay = false;
-                break;
-            case audio.InterruptHint.INTERRUPT_HINT_STOP:
-                console.log('Force stopped. Stop writing');
-                isPlay = false;
-                break;
-        }
-    } else if (interruptEvent.forceType == audio.InterruptForceType.INTERRUPT_SHARE) {
-        switch (interruptEvent.hintType) {
-            case audio.InterruptHint.INTERRUPT_HINT_RESUME:
-                console.log('Resume force paused renderer or ignore');
-                await audioRenderer.start().then(async function () {
-                    console.info('AudioInterruptMusic: renderInstant started :SUCCESS ');
-                    started = true;
-                }).catch((err) => {
-                    console.info('AudioInterruptMusic: renderInstant start :ERROR : '+err.message);
-                    started = false;
-                });
-                if (started) {
-                    isPlay = true;
-                    console.info('AudioInterruptMusic Renderer started : isPlay : '+isPlay);
-                } else {
-                    console.error('AudioInterruptMusic Renderer start failed');
-                }
-                break;
-            case audio.InterruptHint.INTERRUPT_HINT_PAUSE:
-                console.log('Choose to pause or ignore');
-                if (isPlay == true) {
-                    isPlay == false;
-                    console.info('AudioInterruptMusic: Media PAUSE : TRUE');
-                }
-                else {
-                    isPlay = true;
-                    console.info('AudioInterruptMusic: Media PLAY : TRUE');
-                }
-                break;
+  if (interruptEvent.forceType == audio.InterruptForceType.INTERRUPT_FORCE) {
+    switch (interruptEvent.hintType) {
+      case audio.InterruptHint.INTERRUPT_HINT_PAUSE:
+        console.log('Force paused. Stop writing');
+        isPlay = false;
+        break;
+      case audio.InterruptHint.INTERRUPT_HINT_STOP:
+        console.log('Force stopped. Stop writing');
+        isPlay = false;
+        break;
+      }
+  } else if (interruptEvent.forceType == audio.InterruptForceType.INTERRUPT_SHARE) {
+    switch (interruptEvent.hintType) {
+      case audio.InterruptHint.INTERRUPT_HINT_RESUME:
+        console.log('Resume force paused renderer or ignore');
+        await audioRenderer.start().then(async function () {
+          console.info('AudioInterruptMusic: renderInstant started :SUCCESS ');
+          started = true;
+        }).catch((err) => {
+          console.info('AudioInterruptMusic: renderInstant start :ERROR : '+err.message);
+          started = false;
+        });
+        if (started) {
+          isPlay = true;
+          console.info('AudioInterruptMusic Renderer started : isPlay : '+isPlay);
+        } else {
+          console.error('AudioInterruptMusic Renderer start failed');
         }
+        break;
+        case audio.InterruptHint.INTERRUPT_HINT_PAUSE:
+          console.log('Choose to pause or ignore');
+          if (isPlay == true) {
+            isPlay == false;
+            console.info('AudioInterruptMusic: Media PAUSE : TRUE');
+          }else {
+            isPlay = true;
+            console.info('AudioInterruptMusic: Media PLAY : TRUE');
+          }
+        break;
     }
-});
+  }
+  });
 ```
 
 ### on('markReach')<sup>8+</sup>
@@ -2757,9 +3266,9 @@ on(type: 'markReach', frame: number, callback: (position: number) => {}): void
 
 ```
 audioRenderer.on('markReach', 1000, (position) => {
-    if (position == 1000) {
-        console.log('ON Triggered successfully');
-    }
+  if (position == 1000) {
+    console.log('ON Triggered successfully');
+  }
 });
 ```
 
@@ -2804,9 +3313,9 @@ on(type: "periodReach", frame: number, callback: (position: number) => {}): void
 
 ```
 audioRenderer.on('periodReach', 1000, (position) => {
-    if (position == 1000) {
-        console.log('ON Triggered successfully');
-    }
+  if (position == 1000) {
+    console.log('ON Triggered successfully');
+  }
 });
 ```
 
@@ -2849,12 +3358,12 @@ on(type: 'stateChange', callback: Callback<AudioState\>): void
 
 ```
 audioRenderer.on('stateChange', (state) => {
-    if (state == 1) {
-        console.log("audio renderer state is: STATE_PREPARED");
-    }
-    if (state == 2) {
-        console.log("audio renderer state is: STATE_RUNNING");
-    }
+  if (state == 1) {
+    console.log("audio renderer state is: STATE_PREPARED");
+  }
+  if (state == 2) {
+    console.log("audio renderer state is: STATE_RUNNING");
+  }
 });
 ```
 
@@ -2894,13 +3403,13 @@ getCapturerInfo(callback: AsyncCallback<AudioCapturerInfo\>): void
 
 ```
 audioCapturer.getCapturerInfo((err, capturerInfo) => {
-    if (err) {
-        console.error('Failed to get capture info');
-    } else {
-        console.log('Capturer getCapturerInfo:');
-        console.log('Capturer source:' + capturerInfo.source);
-        console.log('Capturer flags:' + capturerInfo.capturerFlags);
-    }
+  if (err) {
+    console.error('Failed to get capture info');
+  } else {
+    console.log('Capturer getCapturerInfo:');
+    console.log('Capturer source:' + capturerInfo.source);
+    console.log('Capturer flags:' + capturerInfo.capturerFlags);
+  }
 });
 ```
 
@@ -2923,16 +3432,16 @@ getCapturerInfo(): Promise<AudioCapturerInfo\>
 
 ```
 audioCapturer.getCapturerInfo().then((audioParamsGet) => {
-    if (audioParamsGet != undefined) {
-        console.info('AudioFrameworkRecLog: Capturer CapturerInfo:');
-        console.info('AudioFrameworkRecLog: Capturer SourceType:' + audioParamsGet.source);
-        console.info('AudioFrameworkRecLog: Capturer capturerFlags:' + audioParamsGet.capturerFlags);
-    }else {
-        console.info('AudioFrameworkRecLog: audioParamsGet is : '+audioParamsGet);
-        console.info('AudioFrameworkRecLog: audioParams getCapturerInfo are incorrect: ');
-    }
+  if (audioParamsGet != undefined) {
+    console.info('AudioFrameworkRecLog: Capturer CapturerInfo:');
+    console.info('AudioFrameworkRecLog: Capturer SourceType:' + audioParamsGet.source);
+    console.info('AudioFrameworkRecLog: Capturer capturerFlags:' + audioParamsGet.capturerFlags);
+  }else {
+    console.info('AudioFrameworkRecLog: audioParamsGet is : '+audioParamsGet);
+    console.info('AudioFrameworkRecLog: audioParams getCapturerInfo are incorrect: ');
+  }
 }).catch((err) => {
-    console.log('AudioFrameworkRecLog: CapturerInfo :ERROR: '+err.message);
+  console.log('AudioFrameworkRecLog: CapturerInfo :ERROR: '+err.message);
 });
 ```
 
@@ -2954,15 +3463,15 @@ getStreamInfo(callback: AsyncCallback<AudioStreamInfo\>): void
 
 ```
 audioCapturer.getStreamInfo((err, streamInfo) => {
-    if (err) {
-        console.error('Failed to get stream info');
-    } else {
-        console.log('Capturer GetStreamInfo:');
-        console.log('Capturer sampling rate:' + streamInfo.samplingRate);
-        console.log('Capturer channel:' + streamInfo.channels);
-        console.log('Capturer format:' + streamInfo.sampleFormat);
-        console.log('Capturer encoding type:' + streamInfo.encodingType);
-    }
+  if (err) {
+    console.error('Failed to get stream info');
+  } else {
+    console.log('Capturer GetStreamInfo:');
+    console.log('Capturer sampling rate:' + streamInfo.samplingRate);
+    console.log('Capturer channel:' + streamInfo.channels);
+    console.log('Capturer format:' + streamInfo.sampleFormat);
+    console.log('Capturer encoding type:' + streamInfo.encodingType);
+  }
 });
 ```
 
@@ -2984,13 +3493,13 @@ getStreamInfo(): Promise<AudioStreamInfo\>
 
 ```
 audioCapturer.getStreamInfo().then((audioParamsGet) => {
-    console.info('getStreamInfo:');
-    console.info('sampleFormat:' + audioParamsGet.sampleFormat);
-    console.info('samplingRate:' + audioParamsGet.samplingRate);
-    console.info('channels:' + audioParamsGet.channels);
-    console.info('encodingType:' + audioParamsGet.encodingType);
+  console.info('getStreamInfo:');
+  console.info('sampleFormat:' + audioParamsGet.sampleFormat);
+  console.info('samplingRate:' + audioParamsGet.samplingRate);
+  console.info('channels:' + audioParamsGet.channels);
+  console.info('encodingType:' + audioParamsGet.encodingType);
 }).catch((err) => {
-    console.log('getStreamInfo :ERROR: ' + err.message);
+  console.log('getStreamInfo :ERROR: ' + err.message);
 });
 ```
 
@@ -3002,7 +3511,7 @@ start(callback: AsyncCallback<void\>): void
 
 **系统能力：** SystemCapability.Multimedia.Audio.Capturer
 
-**参数**
+**参数：**
 
 | 参数名   | 类型                 | 必填 | 说明                           |
 | :------- | :------------------- | :--- | :----------------------------- |
@@ -3012,11 +3521,11 @@ start(callback: AsyncCallback<void\>): void
 
 ```
 audioCapturer.start((err) => {
-    if (err) {
-        console.error('Capturer start failed.');
-    } else {
-        console.info('Capturer start success.');
-    }
+  if (err) {
+    console.error('Capturer start failed.');
+  } else {
+    console.info('Capturer start success.');
+  }
 });
 ```
 
@@ -3042,35 +3551,36 @@ import audio from '@ohos.multimedia.audio';
 import fileio from '@ohos.fileio';
 
 var audioStreamInfo = {
-    samplingRate: audio.AudioSamplingRate.SAMPLE_RATE_44100,
-    channels: audio.AudioChannel.CHANNEL_2,
-    sampleFormat: audio.AudioSampleFormat.SAMPLE_FORMAT_S16LE,
-    encodingType: audio.AudioEncodingType.ENCODING_TYPE_RAW
+  samplingRate: audio.AudioSamplingRate.SAMPLE_RATE_44100,
+  channels: audio.AudioChannel.CHANNEL_2,
+  sampleFormat: audio.AudioSampleFormat.SAMPLE_FORMAT_S16LE,
+  encodingType: audio.AudioEncodingType.ENCODING_TYPE_RAW
 }
 
 var audioCapturerInfo = {
-    source: audio.SourceType.SOURCE_TYPE_MIC,
-    capturerFlags = 1
+  source: audio.SourceType.SOURCE_TYPE_MIC,
+  capturerFlags: 1
 }
 
 var audioCapturer;
+var stateFlag;
 audio.createAudioCapturer(audioCapturerOptions).then((data) => {
-    audioCapturer = data;
-    console.info('AudioFrameworkRecLog: AudioCapturer Created: SUCCESS');
-    }).catch((err) => {
-    console.info('AudioFrameworkRecLog: AudioCapturer Created: ERROR: '+err.message);
-    });
+  audioCapturer = data;
+  console.info('AudioFrameworkRecLog: AudioCapturer Created: SUCCESS');
+  }).catch((err) => {
+  console.info('AudioFrameworkRecLog: AudioCapturer Created: ERROR: '+err.message);
+  });
 audioCapturer.start().then(() => {
-    console.info('AudioFrameworkRecLog: ---------START---------');
-    console.info('AudioFrameworkRecLog: Capturer started: SUCCESS');
-    console.info('AudioFrameworkRecLog: AudioCapturer: STATE: '+audioCapturer.state);
-    console.info('AudioFrameworkRecLog: Capturer started: SUCCESS ');
-    if ((audioCapturer.state == audio.AudioState.STATE_RUNNING)) {
-        console.info('AudioFrameworkRecLog: AudioCapturer is in Running State');
-    }
+  console.info('AudioFrameworkRecLog: ---------START---------');
+  console.info('AudioFrameworkRecLog: Capturer started: SUCCESS');
+  console.info('AudioFrameworkRecLog: AudioCapturer: STATE: '+audioCapturer.state);
+  console.info('AudioFrameworkRecLog: Capturer started: SUCCESS ');
+  if ((audioCapturer.state == audio.AudioState.STATE_RUNNING)) {
+    console.info('AudioFrameworkRecLog: AudioCapturer is in Running State');
+  }
 }).catch((err) => {
-    console.info('AudioFrameworkRecLog: Capturer start :ERROR : '+err.message);
-    stateFlag=false;
+  console.info('AudioFrameworkRecLog: Capturer start :ERROR : '+err.message);
+  stateFlag=false;
 });
 ```
 
@@ -3092,11 +3602,11 @@ stop(callback: AsyncCallback<void\>): void
 
 ```
 audioCapturer.stop((err) => {
-    if (err) {
-        console.error('Capturer stop failed');
-    } else {
-        console.log('Capturer stopped.');
-    }
+  if (err) {
+    console.error('Capturer stop failed');
+  } else {
+    console.log('Capturer stopped.');
+  }
 });
 ```
 
@@ -3119,13 +3629,13 @@ stop(): Promise<void\>
 
 ```
 audioCapturer.stop().then(() => {
-    console.info('AudioFrameworkRecLog: ---------STOP RECORD---------');
-    console.info('AudioFrameworkRecLog: Capturer stopped: SUCCESS');
-    if ((audioCapturer.state == audio.AudioState.STATE_STOPPED)){
-        console.info('AudioFrameworkRecLog: State is Stopped': ');
-    }
+  console.info('AudioFrameworkRecLog: ---------STOP RECORD---------');
+  console.info('AudioFrameworkRecLog: Capturer stopped: SUCCESS');
+  if ((audioCapturer.state == audio.AudioState.STATE_STOPPED)){
+    console.info('AudioFrameworkRecLog: State is Stopped': ');
+  }
 }).catch((err) => {
-    console.info('AudioFrameworkRecLog: Capturer stop: ERROR: '+err.message);
+  console.info('AudioFrameworkRecLog: Capturer stop: ERROR: '+err.message);
 });
 ```
 
@@ -3147,11 +3657,11 @@ release(callback: AsyncCallback<void\>): void
 
 ```
 audioCapturer.release((err) => {
-    if (err) {
-        console.error('capturer release failed');
-    } else {
-        console.log('capturer released.');
-    }
+  if (err) {
+    console.error('capturer release failed');
+  } else {
+    console.log('capturer released.');
+  }
 });
 ```
 
@@ -3173,13 +3683,14 @@ release(): Promise<void\>
 **示例：**
 
 ```
+var stateFlag;
 audioCapturer.release().then(() => {
-    console.info('AudioFrameworkRecLog: ---------RELEASE RECORD---------');
-    console.info('AudioFrameworkRecLog: Capturer release : SUCCESS');
-    console.info('AudioFrameworkRecLog: AudioCapturer : STATE : '+audioCapturer.state);
-    console.info('AudioFrameworkRecLog: stateFlag : '+stateFlag);
+  console.info('AudioFrameworkRecLog: ---------RELEASE RECORD---------');
+  console.info('AudioFrameworkRecLog: Capturer release : SUCCESS');
+  console.info('AudioFrameworkRecLog: AudioCapturer : STATE : '+audioCapturer.state);
+  console.info('AudioFrameworkRecLog: stateFlag : '+stateFlag);
 }).catch((err) => {
-    console.info('AudioFrameworkRecLog: Capturer stop: ERROR: '+err.message);
+  console.info('AudioFrameworkRecLog: Capturer stop: ERROR: '+err.message);
 });
 ```
 
@@ -3192,7 +3703,7 @@ read(size: number, isBlockingRead: boolean, callback: AsyncCallback<ArrayBuffer\
 
 **系统能力：** SystemCapability.Multimedia.Audio.Capturer
 
-**参数**
+**参数：**
 
 | 参数名         | 类型                        | 必填 | 说明                             |
 | :------------- | :-------------------------- | :--- | :------------------------------- |
@@ -3205,15 +3716,15 @@ read(size: number, isBlockingRead: boolean, callback: AsyncCallback<ArrayBuffer\
 ```
 var bufferSize;
 audioCapturer.getBufferSize().then((data) => {
-    console.info('AudioFrameworkRecLog: getBufferSize: SUCCESS '+data);
-    bufferSize = data;
-    }).catch((err) => {
-    console.info('AudioFrameworkRecLog: getBufferSize: EROOR: '+err.message);
-    });
+  console.info('AudioFrameworkRecLog: getBufferSize: SUCCESS '+data);
+  bufferSize = data;
+  }).catch((err) => {
+  console.info('AudioFrameworkRecLog: getBufferSize: EROOR: '+err.message);
+  });
 audioCapturer.read(bufferSize, true, async(err, buffer) => {
-    if (!err) {
-        console.log("Success in reading the buffer data");
-    }
+  if (!err) {
+    console.log("Success in reading the buffer data");
+  }
 });
 ```
 
@@ -3244,16 +3755,16 @@ read(size: number, isBlockingRead: boolean): Promise<ArrayBuffer\>
 ```
 var bufferSize;
 audioCapturer.getBufferSize().then((data) => {
-    console.info('AudioFrameworkRecLog: getBufferSize: SUCCESS '+data);
-    bufferSize = data;
-    }).catch((err) => {
-    console.info('AudioFrameworkRecLog: getBufferSize: ERROR '+err.message);
-    });
+  console.info('AudioFrameworkRecLog: getBufferSize: SUCCESS '+data);
+  bufferSize = data;
+  }).catch((err) => {
+  console.info('AudioFrameworkRecLog: getBufferSize: ERROR '+err.message);
+  });
 console.info('Buffer size: ' + bufferSize);
 audioCapturer.read(bufferSize, true).then((buffer) => {
-    console.info('buffer read successfully');
+  console.info('buffer read successfully');
 }).catch((err) => {
-    console.info('ERROR : '+err.message);
+  console.info('ERROR : '+err.message);
 });
 ```
 
@@ -3276,7 +3787,7 @@ getAudioTime(callback: AsyncCallback<number\>): void
 
 ```
 audioCapturer.getAudioTime((err, timestamp) => {
-    console.log('Current timestamp: ' + timestamp);
+  console.log('Current timestamp: ' + timestamp);
 });
 ```
 
@@ -3299,9 +3810,9 @@ getAudioTime(): Promise<number\>
 
 ```
 audioCapturer.getAudioTime().then((audioTime) => {
-    console.info('AudioFrameworkRecLog: AudioCapturer getAudioTime : Success' + audioTime );
+  console.info('AudioFrameworkRecLog: AudioCapturer getAudioTime : Success' + audioTime );
 }).catch((err) => {
-    console.info('AudioFrameworkRecLog: AudioCapturer Created : ERROR : '+err.message);
+  console.info('AudioFrameworkRecLog: AudioCapturer Created : ERROR : '+err.message);
 });
 ```
 
@@ -3324,14 +3835,14 @@ getBufferSize(callback: AsyncCallback<number\>): void
 
 ```
 audioCapturer.getBufferSize((err, bufferSize) => {
-    if (!err) {
-        console.log('BufferSize : ' + bufferSize);
-        audioCapturer.read(bufferSize, true).then((buffer) => {
-            console.info('Buffer read is ' + buffer );
-        }).catch((err) => {
-            console.info('AudioFrameworkRecLog: AudioCapturer Created : ERROR : '+err.message);
-        });
-    }
+  if (!err) {
+    console.log('BufferSize : ' + bufferSize);
+    audioCapturer.read(bufferSize, true).then((buffer) => {
+      console.info('Buffer read is ' + buffer );
+    }).catch((err) => {
+      console.info('AudioFrameworkRecLog: AudioCapturer Created : ERROR : '+err.message);
+    });
+  }
 });
 ```
 
@@ -3355,10 +3866,10 @@ getBufferSize(): Promise<number\>
 ```
 var bufferSize;
 audioCapturer.getBufferSize().then((data) => {
-    console.info('AudioFrameworkRecLog: getBufferSize :SUCCESS '+ data);
-    bufferSize = data;
+  console.info('AudioFrameworkRecLog: getBufferSize :SUCCESS '+ data);
+  bufferSize = data;
 }).catch((err) => {
-    console.info('AudioFrameworkRecLog: getBufferSize :ERROR : '+ err.message);
+  console.info('AudioFrameworkRecLog: getBufferSize :ERROR : '+ err.message);
 });
 ```
 
@@ -3383,9 +3894,9 @@ on(type: 'markReach', frame: number, callback: (position: number) => {}): void
 
 ```
 audioCapturer.on('markReach', 1000, (position) => {
-    if (position == 1000) {
-        console.log('ON Triggered successfully');
-    }
+  if (position == 1000) {
+    console.log('ON Triggered successfully');
+  }
 });
 ```
 
@@ -3429,9 +3940,9 @@ on(type: "periodReach", frame: number, callback: (position: number) => {}): void
 
 ```
 audioCapturer.on('periodReach', 1000, (position) => {
-    if (position == 1000) {
-        console.log('ON Triggered successfully');
-    }
+  if (position == 1000) {
+    console.log('ON Triggered successfully');
+  }
 });
 ```
 
@@ -3474,11 +3985,11 @@ on(type: 'stateChange', callback: Callback<AudioState\>): void
 
 ```
 audioCapturer.on('stateChange', (state) => {
-    if (state == 1) {
-        console.log("audio capturer state is: STATE_PREPARED");
-    }
-    if (state == 2) {
-        console.log("audio capturer state is: STATE_RUNNING");
-    }
+  if (state == 1) {
+    console.log("audio capturer state is: STATE_PREPARED");
+  }
+  if (state == 2) {
+    console.log("audio capturer state is: STATE_RUNNING");
+  }
 });
 ```
\ No newline at end of file