See also:

Timeshift
Approx. one hour of the program being broadcast on the channel currently being listened to is stored in a buffer. Prerequisite: the signal must be available. The stored audio track can be playe ...

Parked-car ventilation
The concept The parked-car ventilation ventilates the vehicle interior and lowers its temperature, if necessary. The system can be switched on and off directly or by using two preset switch-on t ...

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