<p>Whether playback can be controlled using the [page:Audio.play play](),
[page:Audio.pause pause]() etc. methods. Default is *true*.</p>
<h3>[property:Number playbackRate]</h3>
<p>Speed of playback. Default is *1*.</p>
<h3>[property:Boolean isPlaying]</h3>
<p>Whether the audio is currently playing.</p>
<h3>[property:AudioListener listener]</h3>
<p>A reference to the listener object of this audio.</p>
<h3>[property:Number playbackRate]</h3>
<p>Speed of playback. Default is *1*.</p>
<h3>[property:Number startTime]</h3>
<p>The time at which the sound should begin to play. Same as the *when* paramter of [link:https://developer.mozilla.org/en-US/docs/Web/API/AudioBufferSourceNode/start AudioBufferSourceNode.start](). Default is *0*.</p>
<p>Time delta value for audio entities. Use in context of [link:https://developer.mozilla.org/en-US/docs/Web/API/AudioParam/linearRampToValueAtTime AudioParam.linearRampToValueAtTimeDefault](). Default is *0*.</p>
<p>Time delta value for audio entities. Use in context of [link:https://developer.mozilla.org/en-US/docs/Web/API/AudioParam/linearRampToValueAtTime AudioParam.linearRampToValueAtTimeDefault](). Default is *0*.</p>