nd recorders.
 <p>For instance, <code><a href="../../../reference/android/media/AudioRecord.html#startRecording(android.media.MediaSyncEvent)">startRecording(MediaSyncEvent)</a></code> is used to start capture
 only when the playback on a particular audio session is complete.
 The audio session ID is retrieved from a player (e.g <code><a href="../../../reference/android/media/MediaPlayer.html">MediaPlayer</a></code>, <code><a href="../../../reference/android/media/AudioTrack.html">AudioTrack</a></code> or
 