10" Slim Line Series Subwoofer with Enclosure Power Handling: Peak: 1200 watts RMS: 330 watts Pentagonal Polypropylene Turbo-Cone woofer Rubber surround Sealed enclosure designed for trucks, front-firing, yet with slim design Install behind the seats or under the rear seat 3/4" MDF (Medium Density Fiberboard) Construction with black vinyl cover Protective metal bars for additional subwoofer protection Frequency response: 35-2500 Hz Sensitivity: 88 dB Dimensions: 17-5/8"W x 12-1/4"H x 7-7/16"D1 x 5-3/4"D2 (with grille)