See also:

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 ...

Display in the instrument cluster
The selected speed is displayed in the speedometer. ▷ Green: the system is actively braking the vehicle. ▷ Orange: the system is on standby. ...

The concept
The parking brake is primarily intended to prevent the vehicle from rolling while parked; it brakes the rear wheels. ...