Alarm system

See also:

Switching the microphone to mute
When a call is active, the microphone can be muted. 1. "Telephone" 2. "Active calls" 3. "Microphone mute" A microphone that has been switched to mute is automa ...

Brake force display
The concept During normal brake application, the outer brake lamps light up. During heavy brake application, the inner brake lamps light up in addition. ...

Operating concept
Various functions can be called up by pressing the control button with a pointed object, such as the tip of a ballpoint pen or similar object. The following setting options are displayed in succ ...