The Q Power 12 inch QBOMB12V dual vented subwoofer box and the Boss 12 Inch 2300 Watt Car Audio Subwoofer (2-pack) kicks the music up to the next level with deep and powerful bass. The vented sub box is constructed of 0.75 inch MDF and finished with a black bedliner spray for increased durability and added style. It features a dual vented chamber design with a middle slot port and boasts 1.5 cubic feet of air space per subwoofer. The subwoofer boasts up to 2300 watts of max power, and 1150 watts RMS power with dual 4 ohm voice coils and a poly injection cone. This 12 inch sub offers competition style binding posts, an impedance of 4 ohm and efficiency of 84 dB. With a mounting depth of 6.75 inches, this subwoofer could be the perfect solution to getting the quality out of your car audio you've come to expect.