Proficient Reference FRS 12in Subwoofer - Multivoltage

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Velodyne Foundation Series F-1200 Powered Subwoofer 250W Wired Black RCA/Speaker

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Rel T Zero subwoofer Sub Bass Home Theater Piano Gloss Black Audiophile U.K Made

SpeakerCraft Proficient Outdoor Planter 6" Speaker - Concrete MSRSP $600