Ground Zero GZHW 8SPL-D2 FLAT

Model:High-Quality Flat SPL Subwoofer Diameter:20 cm / 8? Power handling (RMS/SPL):500 / 800 Watts Impedance:2x 2 Ohms Efficiency:83 dB Power recommendation:350 ? 800 Watts Voice coil:63 mm / 2.5? Copper Cone:Sandwich paper Max. Excursion (Xmax):24 mm / 0.94? Mounting Ø:187 mm / 7.36? Mounting depth:80 mm / 3.15? Resonance frequency (Fs):31.5 Hz Overall quality (Qts):0.41 Equiv. air volume (Vas):14.2 L / 0.50 ft³