Suggested Retail:$199. Rockville Rock Shaker 10'' Inch Black 600w Powered Home Theater Subwoofer Sub. Features: Rockville Rock Shaker 10 Black 600 Watt Powered 10" Home Theater Subwoofer, 600 Watts Peak / 300 Watts RMS, Built-in Class D Amplifier, Enclosure is made of top quality MDF wood. (MDF wood sounds better and lasts longer than particle board), High-grade vinyl enclosure covering with a beautiful finish, The enclosure is built with the perfect air space to maximize sound quality and punch, The rear firing port is engineered for optimal sound. Class “D” Amplifier Circuitry with Auto-Switching Power Supply, High-grade woofer with foam surround and paper cone, Woofer has a Y30 grade magnet, and 1.5” 4-layer voice coil, Distortion-Free Playback Even at Max Volume Listening! Very Clean Sound!, Enclosure is filled with fire resistant poly cotton, Detachable foam grill. 12.6'' x 15.5'' x 16.5''. 7 DAY FULL REFUND GUARANTEE ON THIS ITEM IF ANY ISSUE IS FOUND THAT WAS NOT DESCRIBED/PICTURED. 7 DAY STORAGE IS ALSO AVAILABLE. SEE NOTES TO BIDDER, IN AUCTION DETAILS, AT THE TOP OF PAGE 1 FOR MORE INFO.