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M5Stack Stereo Audio Board Development Kit


Stereo audio board for the M5Stack, including components, unassembled. 

Vast improvement on the standard audio capabilities of the M5Stack.
With this board you can create your own stereo web radio.
Listen to internet radio channels, play MP3 files, and much more.


  • PCB of the Audio Board
  • Web Radio software
  • STL design files for 3d printed enclosure
  • 3d printing & assembly instructions
  • Components (see below)
  • Bolts, nuts

Not included:

  • M5Stack


The software, STL design files and documentation are available on Naked Ninja Github.
Download the 3d printing and assembly instructions: Creating Your Own M5Stack Web Radio (updated, v3.2).


Microcontroller: ESP32 (M5Stack Basic Core)
- Flash Memory: 4MB
- RAM: 520kB
- Clock Speed: 240MHz
- Operating Voltage: 3.3/ 5 Volt
Power Supply Voltage: 5 Volt
Operating Current:
- Standby mode: 160~260 mA
- Active mode:     400~800 mA
Audio Codec: VS1003/1053
Stereo Audio Booster: PAM8403


Build difficulty: Intermediate