marine tower component speaker system includes two 6-3/4" woofers and two 1-3/4" compression horn drivers injection-molded poly woofers with Santoprene rubber surrounds 1-3/4" titanium horn-loaded compression tweeters adjustable horn exit: Tractrix 60V x 90H 2-way crossovers attached to the horn drivers water-resistant, bolt-through grilles UV-treated cones, surrounds, baskets, and grilles power handling: 200 watts RMS (400 watts peak power) frequency response: 50-22,000 Hz sensitivity: 94.5 dB warranty: 1 year