American Bass XFL-1244 2000w 12" Competition Car Subwoofer with a 3" Voice Coil and 200Oz Magnet. Impedance: Dual 4-ohm configuration. RDC: 1.7 ohms. Levc: 2.185 mH. Resonant Frequency (Fo): 33.6 Hz. Sd: 51.07 square centimeters (msqM). BL: 13.94 TM (Tesla-Meters). 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
Qes: 0.497. Qts: 0.437. n%: 0.534. SPLdB: 89.6. Vas L: 31.9. Cms: 83 uM/N. Mms: 268.6 g. VC: 3 Inch. Mgnt: 220 OZ. Xmax: 19 M. RMS: 1000W. MAX: 2000W. F.Range: <300 Hz