See also:

Notes on technical data
The data stated here specifically refers to a vehicle with standard equipment. Consult an authorized Mercedes-Benz Center for the data for all vehicle variants and trim levels. ...

CD/DVD drive and AUX jacks
The CD/DVD drive is located in the center behind the front seats. 1 CD/DVD slot 2 AUX, right-hand (R) jack for audio signal 3 AUX, left-hand (L) jack for audio signal 4 AUX, jack for vid ...

Attaching the roof carrier
Secure the roof carrier to the roof rails. Observe the manufacturer's installation instructions. ...