Ground Zero GZCW 10SPL

Model: GZCW 10SPL Power handling: 500 / 1000 Watt / Watts (RMS/SPL) Rec. amplifier power: 300 ? 1000 WRMS @4 ? Motor: ferrite Voice coil Ø: 75 mm / 3? Voice coil: 2-layer copper Cone: Non-pressed paper Impedance: 1 x 4 ? Re: 4.05 ? Fs: 33 Hz Qms: 7.93 Qes: 0.23 Qts: 0.22 Vas: 50 L / 1.77 cu.ft. Mms: 87 gr Xmax: (p2p) 18 mm / 0.87? Efficiency: 91 dB (1W/1m @ Re) BL: 18 Tm