Infinity INFDSP4425AM - Class A/B 4-Channel

WiiM Amp Pro - 60 Watts/channel at 8 ohms;120 Watts/channel at 4 ohms

SMSL AO300 - Class D 2.1-channel 165W x 165W

Lab.Gruppen E10:4 - Class D 4 channels 1000 Watt

Yamaha PX8 - 800W per Channel Class-D Amplifier

AKG HP4E - 4-channel

HiFiMAN EF400 - class AB four-channel 4.4W

HiLetgo PAM8403 - Class D 2-channel 3W

Fosi Audio BT20A - Class D 2 Channel 200W

AIYIMA T9 - Class D 2.0/2.1 100W*2

SMSL A12 - Class D 2 Channel 80Wx2