This bundle includes the Rockford Fosgate PMX-RGB Color Optix Light Controller With Optional App Interface and 4x Rockford Fosgate RGB-16 16 Ft Color Optix Extension Cable. The PMX-RGB controller allows you to control LED lighting for M1 & M2 speakers and subwoofers, creating a seamless marine ecosystem. Customize colors and lighting effects with the RF Connect app. The controller supports up to 8 speakers or subwoofers, and the app supports multiple controllers. With a voltage range of 9VDC to 24VDC, it includes mounting hardware and has a 2-year warranty. The RGB-16 extension cables are plug and play, making installation simple. They extend the distance between the controller and speakers by 16 feet and feature Element Ready Deutsch/Amphenol connectors with an IP7 rating. These cables also illuminate up to 8 Color Optix speakers or subwoofers and come with a 2-year warranty. Bundle up and enhance your audio system with these high-quality accessories.