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README.md

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+ESP32 Soundboard
+================
+Soundboard (computer program), a web application or computer program with buttons that play short, often humorous sound clips.
+
+## Hardware
+* [ESP32] µC
+* [MAX98357A] PCM Input Class D Audio Power Amplifiers
+* [SD card]
+
+## Wiring
+tbd
+
+## Build
+tbd
+
+## ToDo
+* Prototype
+* Keypad layout
+* internal DAC?
+* Add-ons?
+
+## References
+
+[ESP32 overview]: http://esp32.net
+[ESP32]: https://eckstein-shop.de/ESP32-Dev-Board-WiFi-Bluetooth-CP2102-USB-to-Serial-with-LiPo-charger
+[MAX98357A]: https://eckstein-shop.de/Adafruit-I2S-3W-Class-D-Amplifier-Breakout-MAX98357A