220 V
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
Muzishare X9 Combined Single Ended Class a Vacuum Tube Machine Power Amplifier 300B 8W + 8W 110V / 220V
Price range: $1,929.99 through $2,047.06
MUSMYS A-200 Pair
N-110 MUSMYS A-200 Mono Bock Class A Power Amplifier Study Accuphase Brand Technology 300W/CH 8-ohm HiFi Power AMP Pair
Price range: $4,799.90 through $4,899.90
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
RCA 
RCA And XLR Reference UK NAIM Nap250 Amplifier Outperforms NAP150 NAP200 LM3886 RCA Output 170WX2 220W
Price range: $379.00 through $399.00
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-33 Hybrid Integrated Amplifier With Tube Preamp & Solid-State Power Stage Hi-Fi Audiophile Stereo Amp
Price range: $2,768.73 through $2,953.65
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
Black
Shengya CS-3.8 Chip ES9038Q2M Bile Stone Hybrid Fully Balanced Pre Amplifier ECC88*4/ECC82 Vacuum Tube 30V (Unbalanced)
Price range: $2,978.54 through $3,133.93
Black
ShengYa CS-6 Fully Balanced Vacuum Tube And Transistor Gallstone Hybrid Preamplifier 30V HIFI Audio Amplifier
Price range: $1,160.00 through $4,620.00
Black
ShengYa CV‑3 Vacuum Tube Balanced Stereo Preamplifier, Audiophile‑Grade High‑Fidelity HIFI Pre‑Amplifier
Price range: $4,987.25 through $5,337.35
1 Pair Shengya PSM-300T 30TH Anniversary Version Gallstone Hybrid Amplifier Mono Amplifier Class A And AB ECC88 Tube 300W 8Ω
Price range: $7,110.00 through $7,669.00
PSM-338 1 pair