From Bluetooth headset I am getting unclear voice when it is audio call in Android
<p>In my Activity class I wrote the following code for start the <code>bluetoothsco</code> in android. After connected Bluetooth to my tablet I make a sip audio call once call is established voice is <code>In-voice/Out-voice</code> is working, but voice is really unusable to hearing from Bluetooth.</p>

<pre><code>AudioManager audioManager = (AudioManager) getSystemService(Context.AUDIO_SERVICE);
audioManager.startBluetoothSco();
audioManager.setBluetoothScoOn(true);
</code></pre>

<p>Please anybody help me, how to get clear voice using android code.</p>
