How do I modify the audio source on my IP phone
94On the home screen, choose Apps > Preferences > Audio Source.
The Audio Source screen is displayed.
Select Speaker or Headset(RJ-9).
NOTE:
If your IP phone is not connected to a Bluetooth headset or USB headset, you can only select either Speaker or Headset (RJ-9) as the audio source.
The RJ-9 headset PLANTRONICS HW111N-U10P is recommended.
Press Select.