DUB DUBw10 10-Inch 1000 Watt Subwoofer with Chrome Grille 10-inch subwoofer with 30 ounce Magnet 50-250 watt with 1000 watt peak Frequency response: 25Hz-250Hz, Sensitivity: 89.5dB Mounting depth: 4.65-inches, Mounting cutout: 9.2-inches