Summary: Diameter: 6.5 Inch; Sensitivity: 87 dB; Impedance: 4 Ohm; Frequency Response: 60-20000 Hz; Peak Power Handling (Watts): 60 Watts; Color: Black; RMS Power Handling: 30 Watts; Woofer: The woofer cone is polypropylene with a rubber surround.; Tweeter: The balanced dome tweeters are bridge mounted to the fixed grilles, rather than to a pole piece, thus there is no chance of water leaking through the woofer cone.; UV Resistant: The grille and speaker frame are UV resistant.; Power: Kenwood publishes three power specifications for these speakers, 30 watts RMS, 60 watts max, and 100 watts peak. They don't define the difference between max and peak, but RMS is an industry standard, so 30 watts ...