SUBWOOFER GROUND ZERO GZIW10XSPL-D2 250MM

10″ high quality SPL subwoofer with reinforced paper cone 10″ high quality SPL subwoofer Klippel® optimized Reinforced paper cone Long stroke compound surround Solid aluminum cast basket 63 mm / 2.5″ copper voice coil 2-layer Polycot-Conex spider IMPP dust cap with 3D structure logo Model High-Quality SPL subwoofer Diameter 25 cm / 10″ Power handling (RMS/SPL) 500 / 700 Watts Impedance 2x 2 Ohms Efficiency 84 dB Power recommendation 400 – 700 Watts Voice coil 63 mm / 2.5″ Copper Cone Reinforced paper with honeycomb structure Max. Excursion (Xmax) 25 mm / 0.98″ Mounting Ø 230 mm / 9.06″ Mounting depth 147 mm / 5.79″ Resonance frequency (Fs) 40.8 Hz Overall quality (Qts) 0.62 Equiv. air volume (Vas) 22.8 L / 0.81 cu.ft.