VERSATILE APPLICATION: A tough design that conforms to the IPX5 standard, so you can enjoy high-quality music playback even under the harsh environment of marine and motorsports use. BUILT TOUGH: Rated IPX5 for water and dust ingress protection from the front, the speakers can be safely used on a boat and motorsports. EXPANDABLE: A Maximum of 6 Pairs can be Connected and Synchronized. Up to 12 speakers (6-pair) of CS-DR620MBL/CS-DR621MWL can be connected. You can enjoy illuminations by synchronizing colors and patterns. POWERFUL SOUND: These JVC Speakers produce incredible sound for the outdoors with polypropylene woofers and 1" balanced dome tweeters. 260 watts of peak power, will ensure they'll sound great with any Amplifier and in any setting. BUILT IN LIGHTS - RGB LED lightning so you can choose your favorite color that suits your mood or muisc. Uses the included remote to choose from 21 different color combinations and patterns Marine/Mortor Sports 6-1/2” (16cm) 2-Way Coaxial RGB Speakers White. 6-½” 2-Way Marine / Motorsports Speakers Water Resistant (IPX5) 260W Max Power / 75W RMS Power Injected Poly Polypropylene Woofer Cones Rubber Surrounds 1/2“ (13mm) Balanced PEI Dome Tweeters UV Resistant Integrated Grilles ABS Composite Speaker Baskets Stainless Steel Mounting Hardware Mounting Depth 2-9/16” (64.9mm) Cutout Diameter 5-11/16” (144.8mm) Frequency Response: 65Hz – 21kHz Sensitivity 86dB Impedance: 4 Ohms RF Wireless Remote Control Remote Distance : 30m (~98ft) 21 Color Options 21 Dynamic Modes 8 Brightness Adjustments 8 Speed Adjustments Up To 6 pairs Can Be Connected And Synchronized