More on Amazon.com : http://www.amazon.com/gp/product/B000V2SEZU?tag=purrfectcatdi-20 <br /> <br />Polk Audio FXI A6 Surround Speakers (Pair Black) <br /> <br />Pair of timbre-matched surround speakers to fit any Polk Audio home theater or multi-channel music system <br />Equipped with a 65-inch dynamic balance driver with polymermineral composite cone <br />Features a neodynium magnet low viscosity ferro-fluid cooling and a heat sink on the back of the magnet <br />Equipped with two 1-inch silkpolymer composite dome tweeters <br />All MDF construction and extensive asymmetric cabinet bracing ensure resonance-free enclosures
