Uploaded January 2026 | Updated September 2026, 1 hour ago

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The Fosi Audio BT20A Max Bluetooth Stereo Amplifier is a fully upgraded Bluetooth stereo amplifier, powered by the TI TPA3255 Class D chip and enhanced with PFFB feedback for ultra-low distortion. It features Qualcomm QCC3095 (supporting Bluetooth 6.0), dual RCA inputs, subwoofer out, tone/bypass controls, an HPF switch, and an active cooling system with a built-in fan. Designed for HiFi lovers who want clean power, flexible inputs, and smooth wireless streaming in a compact desktop setup.
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Timestamp
00:06 Intro
01:00 Craftsmanship & Features
03:29 Internal Components
05:27 Key Specs
06:07 Demonstration-Wired connection
08:11 Demonstration-Bluetooth connection
08:55 Ending
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Get the BT20A MAX at:
15%OFF Code: BT20AMAX15 (expires on February 28th)

Fosi Audio Shop: fosiaudio.com/products/bt20a-max
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