Features – Flat component speaker with coated paper cone – Resonance free steel basket – Rubber surround – 0.75” Silkdome-Tweeter – 12 dB cable-crossover incl. Tweeterprotection Technical data Model: GZIC 525FX Typ: 2 Way compo Diameter of midwoofer or midrange: 130 mm / 5.25″ Mounting diameter of midwoofer or midrange: 117.5 mm / 4.63” Mounting depth of midwoofer or midrange3: 6 mm / 1.42” Voice coil of midwoofer or midrange: 25 mm / 1″ Cone of midwoofer or midrange: Coated paper cone Dustcap / Phaseplug of midwoofer or midrange: Cloth Basket of midwoofer or midrange: Steel Magnet of midwoofer or midrange: Ferrit Voice coil of tweeter: 19 mm / 0.75″ Cone of tweeter: Silk Housing of tweeter: Plastic injection Magnet of tweeter: Ferrit and Piezoelectric Power handling: WRMS80 W Power handling W peak: 120 W Impedance: 4 Ohm SPL: 89 dB Frequency response: 60 Hz – 20 KHz. Incl. protection grill