Polk Audio center channel speaker CSI 40 A BEAST of the center speaker - 29 Pounds and 250 watts of pure Polk power !!! Some scratches on the top. Works as it should. Impedance 8 Ohm Two 6.50 Dynamic Balance woofer for authentic bass response One 1 Trilaminate dome tweeter for definitive clarity among higher frequencies A super-wide frequency-response range of 40 Hz to 27,000Hz Works with amplifiers and receivers that deliver 10 to 250 watts per channel. Price is firm. If the ad is up - it is available.