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Amazon.com: 100W+100W Amplifier Board with Treble and Bass Control, DC 9-24V, BT and AUX Inputs, 2.0 Channel Stereo AMP Board for DIY Wireless Speakers, Password Free : Electronics
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Amazon.com: Parts Express 2.1 Amplifier 50W x 50W x 100W with Built-in Bluetooth 3.0 Backlit LCD Screen, and IR Remote : Electronics
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