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Amazon.com: Amazon Basics 1-Male to 2-Male RCA Audio Stereo Subwoofer Cable - 8 Feet : Electronics
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Amazon.com: Fosi Audio M03 200 Watt TPA3255 Subwoofer Amplifier Mini Mono Channel Audio Power Amp for Home Theater Full-Frequency and SUB Bass Switchable with 32V/5A Power Supply : Electronics
