JBL EON718S 1500-watt 18-inch Powered PA Subwoofer | Sweetwater
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Power Acoustik Exclusive GW-124 12-inch Subwoofer | 2,500W Max | Gothic Series - Walmart.com
Amazon.com: BESTISAN Powered 6.5'' Home Audio Subwoofer, Deep Bass Response Subwoofers in Compact Design, Easy Setup with Home Theater Systems, TV, Speakers, RCA, Black : Electronics