See also:

Radio
When the same radio source is selected in the front and rear (e.g., FM/AM), the same radio station is played. Operation is the same as for the front radio. ...

Switching off automatically
The system switches off and the LED goes out: After approx. 160 ft/50 m when driving forward. Above approx. 22 mph/36 km/h when driving forward. Switch on the system again if necessary. ...

The concept
This system can replace up to three different hand-held transmitters for various types of remote- controlled equipment, such as garage doors or lighting systems. The hand-held transmitter signa ...