Kicker 6.75 Inch KM-Series Marine Component System 41KMS674C bundle (contains two pairs of 41KMS674C) Kicker 6.75 Inch KM-Series Marine Component System 41KMS674CNew for 2014. Weather-proof; horn-loaded, titanium compression-driver (HLCD), high-efficiency component system; Tractrix horns deliver natural-sounding high-frequency response; midranges feature dual-stack, rare-earth motors for superior efficiency, built in crossovers, installs easily into 6-1/2-inch speaker cans; use with KMTED and KMTES empty tower enclosures.Speaker Size 6-3/4" (Oversized 6-1/2") Design 2-way Component System Tweeter Design Horn Tweeter Composition Titanium Woofer Composition Polypropylene Woofer Surround Rubber Peak Power Handling 400 watts RMS Power Handling 200 watts Frequency Response 50 - 22000 Hz Speaker Grilles Yes