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Amazon.com: Monolith M-215 THX Ultra Certified Powered Subwoofer - Dual 15in, 2000-Watt Amplifier, Massive Output, Low Distortion, for Home Theater Systems, Black (138543) : Electronics
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Everything Audio Network: Home Theater Speaker Review!Premium Atlantic TechnologyMultichannel Speaker System:8600eC, 8600eLR, 8200SR,SBT-500 Dual- Subwoofer
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