=> Buttons, illumination, knobs, and LCD all work perfectly =. A 220 827 46 42. Please note: This ad does not include the magazine that holds CD's. You can use the magazine out of your old one for this one. Will fit and work in.(C230, C240, C320, C32, C55). (S350, S430, S500, S600, S55, S65). (SL500, SL-600, SL55, SL55, SL65). Please match part number or plug with the unit you are replacing to ensure compatibility. The item "MERCEDES-BENZ Remote Slave Trunk 6 Disc Changer CD Player Fiber Optic MC 3330" is in sale since Tuesday, August 15, 2017. This item is in the category "eBay Motors\Parts & Accessories\Car & Truck Parts\Interior\Other". The seller is "oemcaraudio" and is located in Burnsville, Minnesota. This item can be shipped worldwide.