Check the listing for details. Wet Sounds RGB Amplifier RGB Music Controller Required. Condition: Open box. Listed at 55.79 USD. Product highlightsRGB signal amplifier expand and extend your Wet Sounds lighting system power up to 10 meters of lighting warranty: 2 years What's in the boxRGB expansion amplifier Instructions About this itemWritten by Crutchfield's Jon PaulTake your boat's lighting system to the extreme Having Wet Sounds LED lights on your boat is cool. Being able to control those LED lights is even cooler. The Wet Sounds RF-RGB-MC V2 remote control system lets you program your lighting system to change colors, keep a beat, or suit the mood of the evening. But that system can only power up to 10 meters of Wet Sounds lighting, so you'll need this RGB signal amplifier if you're going to install a more elaborate system. Adding one or more of these signal amplifiers will allow you to expand and extend your Wet Sounds lighting system into something truly amazing.