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18 Inch Powered Subwoofer Bass Cabinet - 800 Watts RMS | Powered 18 Inch Sub Cab | Powered 18 Inch sub woofer | Powered 18 sub | Power | Active 18 Inch Subwoofer – Seismic Audio
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Amazon.com: Seismic Audio - 18" Raw Subwoofers/Woofers/Speakers - PA DJ Pro Audio Replacement Sub - 750 Watts RMS - 240 oz Magnet - 8 Ohms - 4" Voice Coil : Musical Instruments
Seismic Audio Tremor 18 Subwoofer System, 500 W RMS, Black - Walmart.com
Amazon.com: Seismic Audio - Package - Two 18 Inch PA Subwoofers PRO Audio Band Speaker Cabinets Sub - Band, Bar, Wedding, Karaoke, DJ, 18" Cabs 1000 Watts RMS : Musical Instruments