# AudioSubPortCapability<a name="ZH-CN_TOPIC_0000001055358100"></a>

-   [Overview](#section236366782165630)
-   [Summary](#section156433704165630)
-   [Data Fields](#pub-attribs)

## **Overview**<a name="section236366782165630"></a>

**Related Modules:**

[Audio](Audio.md)

**Description:**

Defines the sub-port capability. 

## **Summary**<a name="section156433704165630"></a>

## Data Fields<a name="pub-attribs"></a>

<a name="table1203954068165630"></a>
<table><thead align="left"><tr id="row124358756165630"><th class="cellrowborder" valign="top" width="50%" id="mcps1.1.3.1.1"><p id="p642235668165630"><a name="p642235668165630"></a><a name="p642235668165630"></a>Variable Name</p>
</th>
<th class="cellrowborder" valign="top" width="50%" id="mcps1.1.3.1.2"><p id="p1265082934165630"><a name="p1265082934165630"></a><a name="p1265082934165630"></a>Description</p>
</th>
</tr>
</thead>
<tbody><tr id="row293700842165630"><td class="cellrowborder" valign="top" width="50%" headers="mcps1.1.3.1.1 "><p id="p802223836165630"><a name="p802223836165630"></a><a name="p802223836165630"></a><a href="Audio.md#ga4b35c30d09b716f0bd2c7c22587e3f7a">portId</a></p>
</td>
<td class="cellrowborder" valign="top" width="50%" headers="mcps1.1.3.1.2 "><p id="p597759070165630"><a name="p597759070165630"></a><a name="p597759070165630"></a>uint32_t </p>
</td>
</tr>
<tr id="row1706254544165630"><td class="cellrowborder" valign="top" width="50%" headers="mcps1.1.3.1.1 "><p id="p1043031096165630"><a name="p1043031096165630"></a><a name="p1043031096165630"></a><a href="Audio.md#gafe579a4229429c8665d1c3d95fc1f964">desc</a></p>
</td>
<td class="cellrowborder" valign="top" width="50%" headers="mcps1.1.3.1.2 "><p id="p268188737165630"><a name="p268188737165630"></a><a name="p268188737165630"></a>const char * </p>
</td>
</tr>
<tr id="row732386745165630"><td class="cellrowborder" valign="top" width="50%" headers="mcps1.1.3.1.1 "><p id="p860776807165630"><a name="p860776807165630"></a><a name="p860776807165630"></a><a href="Audio.md#ga958a6104e7ab64f75618015bfb097a32">mask</a></p>
</td>
<td class="cellrowborder" valign="top" width="50%" headers="mcps1.1.3.1.2 "><p id="p851026722165630"><a name="p851026722165630"></a><a name="p851026722165630"></a>enum <a href="Audio.md#ga186d2d4f9a2ecacb80cd2cce2bd26f0e">AudioPortPassthroughMode</a> </p>
</td>
</tr>
</tbody>
</table>