220 V
Gold MUSMYS-Reference Accuphase E-406 Class A and B High Power Amplifier Home Audio HiFi Post Amplifier 320W Speaker Protection
Price range: $579.00 through $599.00
X10 upgraded version
MUZISHARE X10 Upgraded Version Single-ended Class A Tube Amplifier KT150 Vacuum Tube 25W+25W (RMS)
Price range: $3,059.00 through $3,089.00
Muzishare X20 Single Ended Class A Vacuum Tube Gall Machine And Pure Rear Balance 300B Push 845 30W + 30W 110V / 220V
Price range: $4,599.00 through $4,699.00
MUZISHARE X5 Integrated Vacuum Tube Amplifier EL34x4 Do AB1 Push-pull Amplifier 15~35W TR~UL Switch 110V/220V Good Sound
Price range: $1,019.00 through $1,039.00
Basic version 
Gold version New 99.9% direct cut FM ACO STICS FM300A classic amplifier machine is a regular model of the S-DAXIAO amplifier
Price range: $369.00 through $489.00
Silver Q1000 10-channel output US standard power filter, 220V transistor amplifier surge protection, anti-interference, audiophile-grad
Price range: $751.00 through $769.00
AB1-KT88I Queenway AB1-KT88I Push-Pull Vacuum Amp Dual Mode Triode/Ultra Linear Psvane KT88 Power Tube HiFi Valve Amplifier With Remote
Original price was: $2,552.00.$2,139.00Current price is: $2,139.00.
Queenway PRE-501TU Queenway PRE-501TU 12AU7/ECC82*4 Large Dynmic Stronger Power Driving Giving Out Tube Preamplifier PK All Others Preamps
Price range: $2,159.00 through $2,199.00
F13 Reference: German Benmu collector-grade Class A preamplifier/vinyl phono audiophile-grade hi-end circuit F13
Price range: $669.00 through $692.00
Black
Shengya A‑25SE Tube‑Solid State Hybrid Integrated Amplifier, Warm Tube Preamp Power Stereo Amp for Audiophile Music Playback
Price range: $1,565.00 through $1,659.90
PA400 SMSL PA400 Gallium Nitride Power Amplifier HIFI Amplifier Speaker Amplifier Digital Amplifier
Price range: $643.90 through $669.00
C-2860 Plus Sound Maker Reference Accuphase Throat C-2860 Plus Fully Balanced Preamplifier HiFi Fever Preamplifier
Price range: $450.00 through $466.00
The Newest Study/Copy Dartzeel NHB-108 Standard Version Power Amplifier HIFI AMP NO Negative Feedback Amp Circuit Power AMP
Price range: $2,145.00 through $2,223.00
AD-3PRO 
Upgraded version Tone Winner A-75 AD-3PRO+ / AD-3PRO Pure Class A High Power DSD Decoding Power Amplifier HIFI Full Balance 165/150W/8
Price range: $2,279.00 through $2,799.00
AD-8PRE Tone Winner AD-8PRE Decoder HIFI Electronic Crossover Three-Way Six-Channel DAC Decoding Pre Amplifier
Price range: $3,299.00 through $3,399.00
TELOS-590 Weiliang Audio BRZHIFI TELOS-590 Combined Power Amplifier All-aluminum Body High-fidelity Reproduction
Price range: $1,190.00 through $1,230.00
XA6950