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Sound. In Color.
Products
VoltCel
A390
K DAC
SagraDAC2
Formula S
Powerman
Broadway
Technology
VCIA™ Technology | Voltage & Current Isolated Amplification
BTR (Balanced Transient Response)
LDCD (Linear Dynamic Current Drive)
Awards & Reviews
34 International Awards & Honors
VGP 2026 Summer
A390 in
Stereo Sound
A390 Review in a Japanese magazine
A390 –
AudioNet
– Han-Sheng Liu
K DAC wins BBC2024
A390 Amplifier review by Ferry Xuan
Broadway S –
Ear Fidelity
2021 Best Amplifier
Formula S – highest score from TAS
SagraDAC Review in a Japanese magazine
SagraDAC in
NetAudio
Formula S – highest score from
Headfonics
Xi Audio Formula S Review from
Headfonics
TAS
report Broadway
XI AUDIOの新型DAC「SagraDAC」&ヘッドホンアンプを一斉レビュー。創設者がポイントを解説
Broadway Review from
headphone.guru
Blog
26TH AVSHOW IN HOCHIMINH
Official Facebook Page
VoltCel Powers Five 24K Gold CDs
SagraDAC Osaka Launch
A Visual Guide to the 4 Flavors of Abyss 1266
About
Our Story
Contact
English
English
中文 (台灣)
Sound. In Color.
Products
VoltCel
A390
K DAC
SagraDAC2
Formula S
Powerman
Broadway
Technology
VCIA™ Technology | Voltage & Current Isolated Amplification
BTR (Balanced Transient Response)
LDCD (Linear Dynamic Current Drive)
Awards & Reviews
34 International Awards & Honors
VGP 2026 Summer
A390 in
Stereo Sound
A390 Review in a Japanese magazine
A390 –
AudioNet
– Han-Sheng Liu
K DAC wins BBC2024
A390 Amplifier review by Ferry Xuan
Broadway S –
Ear Fidelity
2021 Best Amplifier
Formula S – highest score from TAS
SagraDAC Review in a Japanese magazine
SagraDAC in
NetAudio
Formula S – highest score from
Headfonics
Xi Audio Formula S Review from
Headfonics
TAS
report Broadway
XI AUDIOの新型DAC「SagraDAC」&ヘッドホンアンプを一斉レビュー。創設者がポイントを解説
Broadway Review from
headphone.guru
Blog
26TH AVSHOW IN HOCHIMINH
Official Facebook Page
VoltCel Powers Five 24K Gold CDs
SagraDAC Osaka Launch
A Visual Guide to the 4 Flavors of Abyss 1266
About
Our Story
Contact
English
English
中文 (台灣)
SagraDAC in
NetAudio
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