Car Fiber Optic Amplifier Sound Adapter Most BOX for Mercedes Benz S W221 and Audi Q7 A6 without AUX/AMI
a head unit replacement interface for compatible Mercedes Benz
vehicles:
1,Equipped with an external M.O.S.T. fiber optic amplifier
(AUDIO GATEWAY).
2,The module allows the factory amplifier, speakers and sound
quality to be retained when adding a modern aftermarket radio.
3,NOTE: Other components in the factory system, such as a CD
changer, satellite radio, telephone module, DVD player, or any
other factory component in the M.O.S.T loop, will not function
after the installation.
4,Vehicles with M.O.S.T. amplifier.
