Ground Zero GZPW 15C

Type High-Power Subwoofer Diameter 38 cm / 15″ Power handling (RMS) 6500 Watts Impedance 2x 1 Ohm Efficiency 86 dB Power recommendation 4500 – 6500 Watts Voice coil 100 mm / 4″ CCA Cone Carbon-fiber Max. excursion (Xmax) 60 mm / 2.36″ Mounting Ø 360 mm / 14.17″ Mounting depth 300 mm / 11.8″ Resonance frequency (Fs) 31 Hz Damping ratio (Qts) 0.51 Equiv. air volume (Vas) 28.18 L / 0.995 cu.ft.