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Experience Matters

Having the right team involved from the beginning to the end of your project allows you to rest easy with the peace of mind knowing your investment and idea are in capable hands. Fosi Audio has the experience you need for successful product development from design, engineering, and manufacturing know-how that brings your product quickly to life and into your customer's hands.

Let Us Make It

Our Products Power Amplifier, Preamp, D/A Converter, Headphone Amp, Audio Circuit Boards, Audio Chassis, DIY parts and more.

Power Amplifier



D/A converter           


Audio Chassis

Deluxe 4U AluminumMini Dissipante 2UDissipante 2U

Audio Circuit Boards

Universal Power SupplyWHAMMY Headphone AmplifierF-5T


Amazon Store: www.amozon.com/stores/fosiaudio

Our Website: www.fosiaudio.com

For More Information: customer@fosiaudioshop.com

Whatsapp: +86 17722625601  Fosi Audio


Your designs are what make your company unique to the market. We understand the importance of having trust and confidence in the design, development, and manufacturing of your products. We honor the confidence placed in us and protect each product with stringent audited relationships, non-disclosure agreements, and management of sensitive information.