Sugden Audio - #FAQ How do I connect a subwoofer to my amplifier? Most subwoofers used in a high-end audio system have two inputs called HIGH and LOW. The LOW input is
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BOSS Audio Systems B65N Noise Filter For Car Audio Sound Systems - High Level to RCA Converter, Ground Loop Isolator For Crossover Stereo Equalizer Amplifier Subwoofer - Walmart.com
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High Level Speaker Signal to Low Level RCA Adapter Car Audio High to Low Subwoofer Audio Converter - Walmart.com
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