Ground Zero GZPC 16.3SQ-ACT

3 Way compo Diameter of midwoofer or midrange165 mm / 6.5? (Woofer) - 80 mm / 3.15? (Mid) Mounting diameter of midwoofer or midrange 143,5 mm / 5.65? (Woofer) - 94 mm / 3.7? (Mid) Mounting depth of midwoofer or midrange 68 mm / 2.68? (Woofer) - 34 mm / 1.34? (Mid) Voice coil of midwoofer or midrange 36 mm / 1.42? (Woofer) - 25 mm / 1? (Mid) Cone of midwoofer or midrange Alu-ceramic (Woofer) - Magnesium (Mid) Dustcap / Phaseplug of midwoofer or midrange Alu-ceramic (Woofer) - IMPP (Mid) Basket of midwoofer or midrange Aluminum cast Magnet of midwoofer or midrange Ferrit (Woofer) - Neodym (Mid) Diameter of tweeter 54 mm / 2.1? Mounting diameter of tweeter 48 mm / 1.89? Mounting depth of tweeter 48 mm / 1.89? Voice coil of tweeter 28 mm / 1.1? Cone of tweeter Hand coated silk Housing of tweeter Black matt anodized Magnet of tweeter Dual Neodym Power handling W RMS 130 (Woofer) / 70 (Mid) / 100 (TW) Power handling W peak 210 (Woofer) / 110 (Mid) / 150 (TW) Impedance4 Ohm SPL 90 (Woofer) / 87 (Mid) / 90 (TW).