See also:

The concept
The following can be operated using the buttons and the thumbwheel on the steering wheel: Current audio source. Redial on telephone*. Activation of the voice activation system*. ...

Hydroplaning
On wet or slushy roads, a wedge of water can form between the tires and road surface. This phenomenon is referred to as hydroplaning. It is characterized by a partial or complete loss of contact ...

Audio/video playback
Audio Audio can be played back via rear entertainment from any source in the vehicle. Operation is the same as for the front audio playback. Video Video can be played back in the rear from the ...