Polk Audio PSW111 8' Powered Subwoofer - Power Port Technology | Up to 300 Watt Amp | Big Bass in Compact Size | Easy Setup with Home Theater Systems Black Power Strips & Surge Protectors It all begins with i-AMP

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Polk Audio PSW111 8' Powered Subwoofer - Power Port Technology | Up to 300 Watt Amp | Big Bass in Compact Size | Easy Setup with Home Theater Systems Black Power Strips & Surge Protectors It all begins with i-AMPAmazon. com Best matched for RM and SurroundBar series or compact speakers from other manufacturers, the Polk Audio PSW111 compact powered subwoofer features an 8 inch composite woofer that packs a punch larger than its size would suggest delivering powerful, accurate and musical bass at an affordable price. It measures 12 1 8 x 11 x 13 inches (HxWxD) and it has a continuous power rating of 150 watts (with 300W dynamic power rating). Polk Audio PSW111