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Amazon.com: Rockville BASS Blaster 12 12" 800w Powered Home Audio Subwoofer Theater Sub : Electronics
Amazon.com: Pyle 8-Inch Low-Profile Amplified Subwoofer System - 600 Watt Compact Enclosed Active Underseat Car Audio Subwoofer with Built in Amp, Powered Car Subwoofer w/Low & High Level Inputs PLBX8A : Electronics
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Amazon.com: Rockville RW10CA 10" 800 Watt Slim Low Profile Active Powered Car Subwoofer Sub, Black : Electronics
Amazon.com: Pioneer TS-D10LB D Series 10" 1300 W Max Power, Single 2 Ohm Voice Coil, Sealed Enclosure - Pre-Loaded Subwoofer Black : Electronics
Amazon.com: PIONEER TS-A3000LS4 12" Shallow-Mount Subwoofer with 1,500 Watts Max. Power : Electronics