KICKER KM4 4" Marine Coaxial Speakers w/1/2" Tweeters - 4-Ohm, Charcoal White [45KM44]KM4 4" Marine Coaxial Speakers with 1 2" Tweeters 4 Ohm, Charcoal & White Hear them 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 KICKER tower enclosures, you also get a pair of stout marine grade grilles! Our speakers are made to thrive in the water. UV treatments on injection molded cones, Santoprene surrounds, baskets, and grilles all