See also:

Activating HDC
Press the button; the LED above the button lights up. ...

Features
The 535i xDrive starts at $55,800 and comes with a fair amount of standard features, like a panoramic moonroof, xenon headlights and rain-sensing windshield wipers. As with most BMWs, though, it's ...

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 automatic ...