See also:

Controls
The audio and video sources can be controlled using the: > Buttons near the CD/DVD player > iDrive > Buttons on the steering wheel, > Programmable memory keys, > Voice activation s ...

Adjusting the volume
Turn the volume button while giving an instruction until the desired volume is set. ▷ The volume remains constant even if the volume of other audio sources is changed. ▷ The volume i ...

The concept
The system is functional at speeds beginning at approx. 20 mph/30 km/h. It maintains the speed that was set using the control elements on the steering wheel. The system brakes on downhill gradie ...