See also:

Tone control
You can alter various tone settings, e.g. treble and bass or the speed-dependent volume increase. The tone settings are applied to all audio sources. The settings are stored for the remote control ...

Calls with multiple participants
General information You can switch between calls or connect two calls to a single conference call. These functions must be supported by the mobile phone and service provider. Accepting a call ...

Signal tones
When approaching an object, an intermittent tone is sounded that indicates the position of the object. For example, if an object is detected to the left rear of the vehicle, a signal tone sounds ...