Speaker Size (In): 12 Watts RMS: 250 Watts Peak: 1950 Impedance: D4 VCD (In): 2 Fs (Hz): 32 Qms: 6.21 Qes: 1.08 Qts: 0.92 Vas (Liters): 64.14 BL (TM): 14 Xmech (MM): 30 Xmax (MM): 10 Frame OD (In): 12.22 Frame OD w/ Gasket (In): 12.4 Mounting Diameter (In): 11 Mounting Depth (In): 5.34 Motor Diameter (In): 1.7 Motor Depth (In): 5.125 Magnet Weight (Oz): 40 Woofer Displacement (CuFt): 0.05 Ported Enclosure (CuFt): 0.8 – 2.0 Shipping Weight (Lbs): 15