About this item Item includes: 8 inch marine speaker, 16.4 feet of speaker wire, mounting screws, and LED remote control. Rockville RMC80LB 8" 2-Way 400 Watt Marine Boat Speaker Black CEA Compliant Power Rating. Power Rating: 400 Watts Peak/100 Watts RMS. Each speaker system power: 800 watts. 19 kinds of dynamic LED modes. 20 switchable electrostatic LED colors. 256 grade PWM. Adjustable LED strobe speed. 5 adjustable LED brightness settings. Slim card type LED remote control. Demo LED mode. The included remote control can be paired with one or more speakers. 8 inch 2 way speaker system. Fully marinated in salt and fresh water. Completely waterproof and rustproof. Stainless steel terminals. Molded ABS plastic basket. Polypropylene mica infused cone. rubber surround. High quality ferrite magnet. 13mm (0.5") polymer tweeter. Extra large 1 inch CCAW Kapton voice coil. Mounting screws included. Perfect for marine, outdoor and car use. Impedance: 4 ohms. Frequency response: 40Hz-20KHz. Sound pressure level: 91dB @ 1W/1m.