Fosi Audio T20X Bluetooth 5.0 Tube Amplifier Headphone Amp Stereo Audio Receiver 2 Channel Digital Mini Hi-Fi Integrated Power Amp for Passive Speakers
Fosi Audio ZK-1002L Bluetooth 5.0 Stereo Audio Receiver Amplifier Board 2 Channel Mini Wireless High Power Digital Amp Module for Home Passive Speakers 100W x 2