Speaker Size (In): 12 Watts RMS: 500 Watts Peak: 1500 Impedance: D4 VCD (In): 2.5 Fs (Hz): 37 Qms: 5.44 Qes: 0.73 Qts: 0.64 Vas (Liters): 22.31 BL (TM): 26 Xmech (MM): 30 Xmax (MM): 14 Frame OD (In): 15.02 Frame OD w/ Gasket (In): 12.4 Mounting Diameter (In): 13.89 Mounting Depth (In): 7.32 Motor Diameter (In): 6.69 Motor Depth (In): 2.59 Magnet Weight (Oz): 100 Woofer Displacement (CuFt): 0.1 Ported Enclosure (CuFt): 1.25 – 1.5 Shipping Weight (Lbs): 19