Take full control of the RGB LED lights in the R1 series in-boat speakers, subwoofers, and tower speakers with this easy-to-use remote and controller. Choose from any of 20 pre-programmed colors and patterns, or take the light-show up a notch with 15 modes that actually react to your music as it plays. Conformally coated PCBs ensure it is durable and built to withstand marine environments. The RF control requires two AAA batteries.