If there is MMI socket,this Benz to 3.5mm cable will do.
Can work with iPod,iPhone 4,4s,5,5C,5S,SamSung and more.
Using:
1.Plug the connector to your MMI socket,
2.Plug the 3.5mm connector to your iPod/iPhone/MP3.
3.Choose “Audio”
4.Choose “AUX”
5.Play music
Cable length:120cm