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LOXJIE A30 Desktop Stereo HiFi Audio Power Amplifier & Headphone Amplifier, Infineon's MA12070 Chip Class D
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GOWE 2 * 25W T-AMP Tripath Stereo Hi-Fi Power Subwoofer Amplifier USB DAC US Digital Amplifier - - Amazon.com
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![Amazon.com: [Upgraded Version]Fosi Audio TB10D 600W TPA3255 Power Amplifier Home Audio HiFi Stereo Class D Digital 2 Channel Integrated Mini Passive Speaker Amp : Electronics](https://m.media-amazon.com/images/I/51AS+O1OLgL._AC_UF894,1000_QL80_.jpg "Amazon.com: [Upgraded Version]Fosi Audio TB10D 600W TPA3255 Power Amplifier Home Audio HiFi Stereo Class D Digital 2 Channel Integrated Mini Passive Speaker Amp : Electronics")
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Douk Audio ST-01 200W Bluetooth Amplifier, 2 Channel Vacuum Tube Power Amp with USB DAC/Coaxial Optical Inputs/VU Meter/Treble Bass Control for Home Theater/Stereo Speakers (Upgrade Version)
