Qes: 0.497. Qts: 0.437. Efficiency: 0.534. Sound Pressure Level: 89.6 dB. Volume Equivalent Compliance: 31.9 liters. Mechanical Compliance: 83 uM/N. Mechanical Mass: 268.6 grams. Voice Coil Diameter: 3 inches. Magnet: 220 ounces. Maximum Excursion: 19 millimeters. Root Mean Square Power Handling: 1000 watts. Maximum Power Handling: 2000 watts. Frequency Range: Less than 300 Hertz.
American Bass XFL-1244 2000w 12" Competition Car Subwoofer 3" Voice Coil/200Oz. Impedence: Dual 4-ohm. RDC: 1.7. Levc: 2.185 mH. Fo: 33.6 Hz. Sd: 51.07 msqM. BL: 13.94 TM. Qms: 3.611
Mounting Depth: 7.6 inch (193 mm). Shipping Dimension (L x W x H): 16 in. x 16 in. x 15 in. Shipping Weight: 38 lbs. Enclosure Specifications: 2.5 cubic feet ported, 2.0 cubic feet sealed