Features PEI dome tweeter IPX6 Ingress protection rating Marine grade PP cone with rubber surround UV / Salt water protected design Injection molded polymer basket with UV protection 12dB/Octave Crossover network Corrosion resistant terminals Specifications Continuous Power Handling: 65W Recommended Amp Power:35 – 125 Watts Sensitivity (1W/1M) 89dB System Nominal Impedance:4 ohm System Frequency Response: 65 Hz – 20 KHz ± 3 dB DIMENSIONS Overall Diameter: 7.11"/ 180.6 mm Mounting Depth: 2.28"/ 5