SoundBoard

A simple PCB with two audio drivers, a SD card reader and a ESP32 microcontroller to play sounds via MQTT.

Print instructions

Printed Parts 

• 1x Base in PETG
• 1x Lid in PETG (Multicolor!)

PCB

• Could be found in my GitHub Repo

Additional Parts 

• 1x ESP32-WROOM (30 Pin)
• 2x Speaker 4R 5W
• 1x MicroSD Adapter
• 2x MAX98357 I2S Audio Amplifier
• 1x Wire AWG22
• 2x M3x10mm Hex Flat Head Screws
• for other Parts see BOM in the GitHub Repo

Links
The links to shops can be advertising links. I would be happy if you use this link, but of course you don't have to. I have linked exactly the offers from which I have also bought and was satisfied with the supplier and the goods. The products can of course be bought anywhere.