Compare Klipsch R121SW 400-Watt Subwoofer - Black

12" spun-copper thermoformed crystalline polymer (TCP) woofer provide low frequency response with minimal distortion and degradationBuilt-in, all-digital amplifier allows for highly efficient and accurate sound reproductionHigh-performance front-firing driver enables various placement options while still enjoying booming bassLow pass crossover and phase control make it easy to blend its sound levels with other Klipsch speakersLine/life inputs allow for compatibility with home theatre receiversLow-profile grille gives it a sleek and modern lookMDF cabinet features a wood grain look, allowing it to complement many interiorsBracing design minimizes cabinet vibration for improved audio accuracyDurable, scratch-resistant cabinet construction ensures long-lasting useFront-mounted LED indicator shows you at a glance when the system is on or offRequired accessories (sold separately)Speaker wire (make sure to measure the room so you'll know how much wire to get)