Fiber Optic (MOST) adapter for Mercedes-Benz. The Gizmo Guy Gadget Bluetooth Adapter lets you upgrade your car radio in Mercedes-Benz, Porsche, or BMW while keeping the premium factory sound system (Harman/Kardon, Bose) and subwoofer. Installation is easy, but requires the fiber optic loop to remain intact and other factory audio components (CD changer, satellite radio, … Continue reading How to add Bluetooth Music Streaming to Your Mercedes Benz Fiber Optic Audio System