Ground Zero GZHW 38SPL

Features - High power 15? SPL subwoofer - Klippel® optimized - Efficient triple magnet - Massive aluminum cast basket - Reinforced paper cone - 3? copper voice coil - High-Roll sandwich surround - Double spider Technical data Model: GZHW 38SPL Diameter: 390 mm / 15.35? Mounting diameter: 360 mm / 14.17? Mounting depth: 231 mm / 9.09? Voice coil: 75 mm / 3? copper voice coil Cone: Reinforced paper Power Handling: 3500 W SPL Power Impedance: 2 x 1 Ohm SPL: 87 dB Xmax: 45 mm / 1.77? Fs: 36.3 Hz Qts: 0.52 Vas: 32.84 L / 1.16 cu.ft.