J&M Rokker XXR Bluetooth Controlled Amplifier Kit Simply link your Smartphone to the weatherproof handlebar controller via Bluetooth and control all volume and track up/down music functions direct from the handlebar buttons. Features: This is a full range class D audio amplifier and is spec'd at 200watts RMS per channel X2 channels, (400w total) driven continuous into a 2-ohm load 14.4vdc Amplifier mounts to the custom made stainless steel bracket system inside the left saddlebag Bluetooth control mounts to the black-powder coated SS handlebar bracket Custom made heavy-duty plug-n-play wiring harnesses are all built at the J&M factory in Tucson for this specific application, to allow connection to either 2 or 4 total speakers on the Road King Wiring harness system includes waterproof plugs/pins at each location including the left side saddlebag panel connector (like Cvo) and Bluetooth control head connections Top quality heavy gauge power/ground wires are used for the fused battery connection, along with all necessary mounting hardware and complete installation/operation instructions Amplifier itself measures 7-1/4 X 4-3/4 X 1-3/4