Speakers: Polk Audio PSW10 10-Inch Powered Subwoofer (Single, Black) - Polk Audio

Musical Instruments: Alesis M1 Active 520 Powered Studio Monitor Pair - Alesis

Musical Instruments: Yamaha HS8 Studio Subwoofer - Yamaha PAC

Musical Instruments: Yamaha DXS12 Powered Speaker Cabinet - Yamaha PAC

Car Audio or Theater: JBL Northridge E150P 10-Inch Powered Subwoofer with 150-Watt Digital Amplifier, Single (Black Ash) - JBL

Musical Instruments: KRK K10S Powered Subwoofer - 10 Inch, 225 Watts - KRK

Speakers: JBL Sub 260P 12-Inch, 300-Watt Powered Subwoofer (Each) - JBL

Speakers: JBL ES150PBK 300-Watt Powered 10-Inch Subwoofer - Black - JBL

Musical Instruments: ADAM Audio Sub8 Powered Studio Subwoofer Black - ADAM Audio

Speakers: JBL ES250PBK High-Performance 12-Inch Powered Subwoofer - JBL

Musical Instruments: ADAM Audio Sub12 Powered Studio Subwoofer Black - ADAM Audio

Musical Instruments: Behringer EUROLIVE B1800D-PRO High-Performance Active 1400-Watt 18-inch PA Subwoofer With Built-In Stereo Crossover - Behringer

Watch: Citizen EQ9050-57A Womens Quartz Watch with White Dial and Stainless Steel Band - Citizen

Speakers: JBL L8400P 600-watt High Performance 12-Inch Powered Subwoofer with Digital Amplifier (Black) - JBL

Musical Instruments: Seismic Audio - Baby-Tremor - 15" Pro Audio Subwoofer Cabinet - 300 Watts RMS - PA/DJ Stage, Studio, Live Sound Subwoofer - Seismic Audio Speakers, Inc.

Musical Instruments: KRK 12sHO 400 Watts 12-Inch Powered Studio Subwoofer - KRK

Speakers: Cerwin Vega XD8s Active Studio Subwoofer - Cerwin Vega

Musical Instruments: ADAM Audio Sub10 Mk2 Powered Studio Subwoofer Black - ADAM

Musical Instruments: JBL LSR2310SP Powered Studio Subwoofer - JBL

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