A big room needs powerful bass, and that's where the S12 comes in. Featuring 250 watts of multivoltage amplification, a front-firing 12" woofer with treated paper cone and dual ports, this one will put plenty of bass in your space. It's perfect for your favorite movies, concerts, music and sports.     System Configuration: Vented Powered Subwoofer Woofer: 12" Long Excursion treated paper cone woofer with butyl surround Port: Dual Ports to eliminate vent noise and distortion Frequency Response: 23Hz-200Hz Power: 250 Watts RMS ; 300 Watts Peak Hook Ups: RCA Line Level & Speaker Level Additional Features: Auto On, Anti-Clipping Circuitry, Detachable Power Cord, User accessible Fuse Cabinet: Black Vinyl with Black double-knit grille Dimensions: 17 3/4 " x 14 1/16 " x 17" (+ 1¼" for feet) Weight: 52 lbs. Warranty: Limited 2-year