Blue Beauty Features: Blue LED Lighting Included Spectacular Highs And Smooth, Impactful Midrange Made Specifically For Marine With Sealed Motor And Polymer Basket UV-Treated Polypropylene Woofer With Santoprene® Surround Stainless Steel Hardware Included White Grill And Basket Will Not Yellow Or Fade ASTM Tested For UV And Salt/Fog Exposure This KM 6.5-Inch Speaker works best with 50 watts of recommended power. See below for more details.