Marine Sport RGB Bluetooth Controller, 2 Output - MSUWBTC12VThe Marine Sport Bluetooth RGB Multicolor Controller includes two RGB outputs which allow you to control and synchronize multiple lights on the water. The controller is Bluetooth compatible, allowing you to easily control the lights from your smartphone or tablet. It also features a wide range of colors and modes, including solid colors, color changing modes, and even music sync modes that allow the lights to change in time with your favorite songs.