See also:

The concept
The concept Two radar sensors below the rear bumper monitor the area behind and next to the vehicle at speeds above approx. 30 mph/50 km/h. The system indicates whether there are vehicles ...

Controls
Almost all functions can be operated in the same manner as they are in the front. Special features of operating the system in the rear are described here. Audio/video playback Audio Audio can ...

Interior motion sensor
The windows and glass sunroof must be closed for the system to function properly ...