has the Klipsch K-100SW 10-Inch Powered Subwoofer for $137 + Free Shipping
Poly-fiber woofers are exceptionally light while being extremely rigid-providing remarkable low frequency response, with minimal cone breakup and distortion.
The built-in all-digital amplifier delivers ample power with high efficiency and true-to-source accuracy in reproduction.
The high performance driver provides deep bass and placement flexibility.
Low pass crossover and phase control
Allows you to blend the subwoofer's low-frequency tones with other Klipsch speakers as well as establish the ideal level of bass.