I.E.427 - This old Sony subwoofer was an extra we got years ago when installing a home theater for a customer. We installed an in-wall speaker package for them and this was
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Amazon.com: Powered Subwoofer, Bestisan 6.5" Active Home Audio Subwoofer with Bluetooth in Compact Design, Opt/RCA/Bluetooth Input, Built-in Amplifier for Home Theater, Receiver, Speakers, Deep Bass in Black : Everything Else
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