Ground Zero GZCW 12-75SPL

Diameter of midwoofer 312 mm / 12.28? Mounting diameter of midwoofer 282 mm / 11.1? Mounting depth of midwoofer 133 mm / 5.24? Voice coil of midwoofer 75 mm / 3? Cone of midwoofer Fiber reinforced paper cone Dustcap / Phaseplug of midwoofer Fiber reinforced paper Basket of midwoofer Steel Magnet of midwoofer Ferrit Power handling WRMS 400 W Power handling W peak 800 W Impedance 4 Ohm SPL 96 dB.