Troubleshoot Polycom BToE Connector with a USB Audio Device

If the BToE Connector application fails to recognize a compatible USB audio device connected to a computer paired with a VVX phone, restart the application. Also check that the USB device has a 48 kHz or 16 kHz sampling frequency.


  1. Close all active media applications.
  2. Right-click the BToE Connector application icon in the system tray and select Exit.
  3. Click the Polycom BToE Connector application desktop icon to start the application.