See also:

DTMF suffix dialing
DTMF suffix dialing can be used for gaining access to network services or for controlling devices, e.g., to make a remote inquiry of an answering machine. The DTMF code is needed for this purpose. ...

Checking the oil level
The concept The oil level is monitored electronically and displayed on the Control Display. Requirements The engine must be running and warm after the vehicle has been driven for at least ...

RDS
RDS broadcasts additional information, such as the station name, in the FM wave band. When playing a station with multiple frequencies, the system automatically switches to the frequency with ...