See also:

Removing: Electrical* head restraints
Note Do not remove the rear head restraints. To avoid damage, they can only be installed by your service center. Removing Only remove the head restraint if no one will be sitting in the seat ...

Switching on/off manually
Press the button. On: the LED lights up. Off: the LED goes out. If Top View is displayed, switch on the backup camera via the iDrive. ...

Adjusting the volume
Turn the knob until the desired volume is selected. The setting is stored for the remote control currently in use. The vehicle automatically adjusts the volume of the microphone on the telephon ...