The M1 series of Element Ready™ speakers are designed to pair with the Rockford Fosgate Color Optix™ Controller and RF Connect App through its Deutsch™ and Amphenol™ connectors integrated into the speaker. This combined with their IP67 certification make these speakers Element Ready™ and truly purpose built for marine applications. To complete your sound experience, the M1 speakers are complimented by 8-inch, 10-inch and 12-inch subwoofers, also controlled through the Color Optix™ lighting system.