See also:

Tone
The sound settings are stored for the remote control currently in use. ...

Switching off automatically
The system switches off and the LED goes out: After approx. 160 ft/50 m when driving forward. Above approx. 22 mph/36 km/h when driving forward. Switch on the system again if necessary. ...

Folding forward the center head restraint
Before using the center seat, fold the center head restraint forward. Press the button, arrow 1, and fold the head restraint forward. ...