Total Speaker Q Value (Qts): 0.38. Free Air Resonance (Fs): 23.6 Hz.
Equivalent Compliance (Vas): 85 liters. One-Way, Linear Excursion (Xmax): 18 mm. Efficiency (SPL 1W/1m): 86.2 dB SPL. Effective Piston Area (Sd): 480 cm^2.
DC Resistance (Re): 1.8 ohm. Nominal Impedance (Znom): Dual 2 ohm.Force Factor (Bl): 14.35. You will be issued a Return Authorization Number. In order to maintain an inventory of 100%, Brand New, A-Stock, untouched products, all sales are final. We ask that you please be sure you are ordering the correct product. The item "SRX12D2 RE AUDIO 12 CAR DUAL 2 OHM SUBWOOFER SPEAKER LOUD BASS SUB WOOFER NEW" is in sale since Tuesday, August 2, 2011. This item is in the category "Consumer Electronics\Vehicle Electronics & GPS\Car Audio\Car Subwoofers". The seller is "woofersetc_outlet" and is located in Los Angeles, California. This item can be shipped worldwide.