Pp Cone With Rubber Edge, 300 Watts At Dual 4-Ohms, 8 Inches Slim Waterproof Features: - 8'' Slim Waterproof Subwoofer - Completely Waterproof - For Marine or Car Use - Multi-Color RGB Lights and Remote Control - PP Cone with Rubber Edge - High-Powered Car Subwoofer - Lab Tested Pro Audio Woofer Performance - Massive Butyl Rubber Surround - High Strength Engineering Plastic Basket - Quick Connect Speaker Terminal - Compatible with Sealed Enclosure Speaker Box Audio Setup - Impressive Bass Response, Low-Resonance Frequency Output - Designed for Custom Audio Car, Truck, Mobile Vehicle Applications What's in the Box: - 6.5'' Slim Waterproof Subwoofer - RGB Wire - Remote Control Technical Specs: - Construction Materials: Engineered ABS - Power Handling: 300W Max, 150W RMS - Impedance: Dual 4 Ohms - Voice Coil: 1.5'' -in - Voice Coil Type: High-Temp Aluminum - Magnet Size: 30 Oz - Magnet Type: Barium Ferrite Magnet - Frequency Response: 40Hz - 300Hz - Sensitivity: 91 dB - Remote Control Battery Operated, Requires (1) x ?CR2025? Batteries - Battery Type: 3V Lithium Battery - Battery Life: Up to 2+ Hours - Product Dimensions: 8.5'' x 7.4'' x 2.5'' ?inches 300 WATTS MAX POWER: The max output of the 8-inch slim subwoofer is 400 watts. It allows you to crank up the bass volume to heighten the party atmosphere, making it an excellent complement to any car audio system EXCELLENT DESIGNATION: We designed an 8-inch subwoofer with multi-color RGB lights and a remote control that is entirely waterproof and has a high strength engineering plastic basket for custom audio car, truck mobile vehicle applications AUDIO QUALITY: The waterproof subwoofer speaker features an high-temp aluminum. The 30 Oz. magnetic structure and 1.5'' -in voice coil with power and a dual 4 ohms impedance improve the sound system SPEAKER SUBWOOFER DIMENSION: This 8 inch waterproof speaker subwoofer has a dimension of 8.5'' x 7.4'' x 2.5'' ?inches and an approximate weight of 4.41 lbs. Compatible with sealed enclosure speaker box audio setup perfect for marine or car use BUILT TO LAST: No need to worry about this subwoofer life time as it is constructed by engineered ABS with a battery type of 3V Lithium Battery that allows you to use it up to 2+ hours together with a magnet type of barium ferrite magnet