See also:

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 ...

Adjusting volume
Turn the volume knob during the spoken instruction to select the desired volume. > The volume remains the same, even if the volume of other audio sources is changed. > The volume is stored for ...

Warning stages
Prewarning This warning is issued, for example, when there is the impending danger of a collision or the distance to the vehicle ahead is too small. Acute warning Warning of the imminent danger ...