Ground Zero GZNW 38NEO-XSPL

Type Neodymium SPL Subwoofer Diameter 38 cm / 15″ Power handling (RMS) 6000 / 25000* Watts Impedance 2x 1 Ohm Efficiency 89 dB Power recommendation 3000 – 6000 Watts Voice coil 75 mm / 3″ CCA Cone Carbon-fiber Max. excursion (Xmax) 80 mm / 3.15″ Mounting Ø 360 mm / 14.17″ Mounting depth 315 mm / 12.4″ Resonance frequency (Fs) 31 Hz Damping ratio (Qts) 0.16 Equiv. air volume (Vas) 24.5 L / 0.91 cu.ft.