See also:

Sound output
Switching on/off When the ignition is switched off: press ON/OFF button on the radio. Muting When the ignition is switched on or the engine is running: press the ON/OFF button on the radio. ...

Displaying messages
1. "Office" 2. "Messages" A symbol identifies the type of message. ...

Shoulder support
Also supports the back in the shoulder area: Results in a relaxed seating position. Reduces strain on the shoulder muscles. ...