More on Amazon.com : http://www.amazon.com/gp/product/B000OY6CVI?tag=purrfectcatdi-20 <br /> <br />Polk Audio PSW125 12-Inch Powered Subwoofer (Single Black) <br /> <br />A single 12-inch subwoofer with compression circuitry to limit distortion at earth-shaking volume levels <br />Equipped with one 12-inch dynamic balance composite woofer driver <br />Features laser-based Klippel measurement technology for improved linearity and deep precise sound <br />Frequency Response 32Hz - 225Hz Peak power handling 300 watts 150 watts continuous <br />The item is non-returnable
