RCF CDK455

1.75-inch compression driver with a Kapton dome diaphragm, edge-wound aluminum voice coil, ceramic magnet, and 2-slot phase plug geometry for controlled high-frequency dispersion. Rated at 70W RMS (140W program) with 109 dB sensitivity and a 1.2 to 20 kHz frequency range, it is built for two-way speaker designs, compact PA systems, stage monitors, and professional installation loudspeakers requiring clean, coherent high end.