Beyma CP385/ND 1-inch 2-bolt 3-bolt Neodymium High Frequency Driver CP385Nd 70 Watt RMS 8-ohm

TECHNICAL SPECIFICATIONSThroat diameter 25 mm 1 inNominal impedance 8 OhmMinimum impedance 5.2 ohm @ 4.5 kHzRe 4.7 ohmPower capacity 70 W AES above 1.5 kHzProgram power 140 W above 1.5 kHzSensitivity 107 dB 1 W @ 1 m coupled to hornFrequency range 800-20000 HzRecom. crossover frequency 1.2 kHz or higher (12dB/oct min slope)Voice coil diameter 44.3 mm 1.75 inFlux density 2.2 TBL factor 7.5 N/ADiaphragm material PolyesterCONSTRUCTIVE DETAILSExternal diameter 100 mm 4 inDepth 80 mm 3.1 inMounting Three M5 threaded holes. 120º apart on 57 mm (2.24 in) diameter circle.Two M5 threaded holes. 180º apart on 76.2 mm (3 in) diameter circle. **Mounting hardware is NOT supplied**Net weight 1.35 kg 2.97 lbTotal weight 1.5 kg 3.3 lbMagnet Neodymium