Summary: Diameter: 6.5 Inch; Sensitivity: 88 dB; Impedance: 4 Ohm; Frequency Response: 34-23000 Hz; Peak Power Handling (Watts): 250 Watts; Color: White; RMS Power Handling: 75 Watts; Marine Tested: The speakers meet both IPX7 (water immersion) and ASTM D4329 (UV exposure) marine certifications.; Tweeters: The tweeters are bridge mounted to the grilles, rather than to a pole piece, thus there is no chance of water leaking through the woofer cone.; Optional LEDs: The optional UD-ME650LED kit (item number 130ME650LE, sold separately) can be added the the speakers, offering multi-color illumination to the cones.; Size: 6.5"; Design: 6.5" 2-Way Coaxial System; Tweeter Design: 13/16" (20mm) Dome; Tweeter ...