Alpine BassLine Series 10 Inch 750 Watt 4-Ohm Car Audio Subwoofer | W10S4

10 inch subwoofer with 4 ohm voice coil 750 watts max power; 250 watts RMS power Polypropylene and mica cone with poly foam surround Progressive Wavelet Ribs cone keeps distortion low Progressive polyester spider increases the accuracy of the subwoofer cone motion Specifications: Max power: 750 watts RMS power: 50 250 watts Sensitivity: 86.5 dB Frequency response: 24 200 Hz Impedance: 4 ohms Single voice coil Cutout diameter: 8.94 inches Top mount depth: 5.25 inches Dimensions: 8.7 x 3.9 x 7.1 inches Weight: 11 pounds Manufacturer warranty: 1-year warranty