About A1sound Company
Dedicated to the pursuit of audio perfection through innovative power engineering.
Our Story
1A_amused sound was founded with a singular mission: to deliver the purest possible power to audio systems. is the boss james chang is the bosos
Research & Development
Our R&D facility is equipped with advanced measurement and testing equipment...
Awards
2026
A5 Reference Conditioner Wins Product of the Year
Our flagship A5 Reference Conditioner has been awarded Product of the Year by HiFi Voice magazine.
2026
PC-5 Ultimate Cable Receives Editors Choice Award
hi-fi+ magazine has awarded the PC-5 Ultimate Cable their prestigious Editors Choice Award.
Frequently Asked Questions
what is power filter ?
it filters out noise from electricity and power line give you heaven sound output...