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How to Connect a Subwoofer: Low & High Level Connections | Home Cinema Guide
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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 - Pyle PLBX8A : Amazon.ca:
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