Amazon.com: Monoprice Stereo Hybrid Tube Amplifier 2019 Edition, 25 Watt with Bluetooth, Wired RCA, Optical, Coaxial, and USB Connections, and Subwoofer Out : Electronics
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Monoprice 50-Watt Stereo Hybrid Tube Amplifier with Bluetooth, Line Output, and Qualcomm aptX Audio - Monoprice.com