The American Bass ES 1244 12 Inch Dual 4 Ohm Voice Coil 1500 Watt Subwoofer Speaker delivers sound bass performance. This subwoofer speaker sports a 4.3-inch mounting depth and a 10.79-inch cutout size. Deliver the sonic punch you need with a dual 4-ohm voice coil sitting on top of a 65-ounce magnet. With an RMS power of 800 watts and a maximum of 1500 watts, this bass-boosting subwoofer offers a rumbling performance. This subwoofer has 2.5-inch voice coils, delivering the power and performance you need. Also featured is a steel basket carbon fiber non-pressed paper cone, making your sound crisp and accurate. The slim subwoofer speakers feature an impedance of 4 ohms and a sensitivity of 84 decibels. Enjoy clean, clear music quality thanks to great all-around bass subwoofer speakers. Slim down on size, not sound, with the ES 1244 12 Inch Dual 4 Ohm Voice Coil 1500 Watt Subwoofer Speaker from American Bass.