Ground Zero GZHW 38XSPL-D1

- Model - High-Quality SPL subwoofer - Power Handling (RMS/SPL.) - 1500 / 3500 Watts - Impedance - 2x 1 Ohms - Efficiency - 87 dB - Power Recommendation - 1500 ? 3500 Watts - Voice Coil - 75 mm / 3? Copper - Membran Layout - Reinforced paper - Max. Excursion (Xmax) - 45 mm / 1.77? - Mounting Ø - 360 mm / 14.17? - Resonance Frequency (Fs) - 36.3 Hz - Overall Qaulity (Qts) - 0.52 - Equiv. Air Volume (Vas) - 32.8 L / 1.16 cu.ft..