The data medium is used as a basis when updating the navigation system. The data medium must be stored for future use when carrying out repairs. It is used to restore the navigation data to the MMI navigation system plus.

INTERFACE for connection of mobile mp3 players (e.g. iPod) to concert and symphony radios. The mobile device is stowed in the glove compartment and powered by means of a special adapter. Replacement part only in conjunction with concert and symphony radio.