Kicker 45KM84L - KM 8" 4Ω LED Coaxial Speakers Loud and clear, the KM Coaxial Marine Speakers are built to pump out the tunes – and the fun - for years to come! Whether you mount your speakers in the hull or in KICKER® tower enclosures, you also get a pair of stout marine-grade grilles! LIGHT IT UP Our speakers are made to thrive in the water. UV treatments on injection-molded cones, Santoprene® surrounds, baskets and grilles all help maintain top-shelf performance. KM speakers will endure almost any weather conditions with splash-and-spray-resistant sealed motors, cones and Locking/Sealed Terminal Covers. Speaker hardware is forged from rustproof, 316L stainless-steel. Four-Ohm Voice Coil One-Inch Titanium Tweeter UV-Treated Polypropylene Woofer With Santoprene® Surround UV-Resistant Polymer Basket Locking/Sealed Terminal Cover Sealed Motor Structure 316L Stainless Mounting Hardware Included White and Charcoal Grilles With Seven-Color LED System Included* Meets or Exceeds ASTM Standards for UV** and Salt/Fog Exposure*****ASTM B117 200 hr. Salt Fog Test***ASTM G154 400 hr. Accelerated UV Test *Upgradable to 20 Colors and 19 Lighting Modes with KMLC This KM Eight-Inch Coaxial Speaker works best with 150 watts of recommended power. Specifications Woofer(in,mm) 8, 200 Tweeter(in,mm) 1, 25 Tweeter Dome Material Titanium Rated Impedance(Ω) 4 Peak Power (watts, per ANSI/CTA-2031-A) 300 Recommended Amplifier Power (watts RMS) 150 Sensitivity(1W,1m) 92 Frequency Response(Hz) 30-21k Mounting Hole Diameter(in,mm) 6-9/16, 170 Mounting Depth(in,mm) 3-5/16, 82.9 LED Lighting Yes Grilles Charcoal and White What's in the Box: 2 - 8" 4Ω Coaxials8 - Mounting Screws8 - Mounting Screw Clips2 - Wire Connection Cover2 Zip Ties