Rockville RV10.1A 500w 10" Loaded Car Subwoofer Enclosure+Mono Amplifier+Amp Kit Rockville RV10.1A Single 10" Bass Enclosure System With matching Mono Block Amplifier 500 Watts Peak Power / 175 Watts RMS CEA-2031 Rating Single 10" Bass Enclosure System with matching Mono Block Amplifier Quasi Transmission Line Cabinet Design Bonded, Stapled and Braced 3/5" MDF Cabinet