- 1). Ensure the headset is off.
- 2). Press and hold the MFB for 7 seconds until LED blinks BLUE and RED alternately.
- 3). Activate Bluetooth on your phone, and select “Avantree 4GS”. If necessary, enter passkey 0000/accept connection.
Note: Once paired and connected, the headset will automatically connect to your phone whenever you turn the headset on again, provided it is in range.