Official Omnidirectional Microphone Module I2s Interface Inmp441 Mems High Precision Low Power Ultra Small Volume For Esp32 - Integrated Circuits - AliExpress
I2S Communication on ESP32 to Transmit and Receive Audio Data Using MAX98357A
Adafruit I2S MEMS Microphone Breakout - SPH0645LM4H : ID 3421 : $6.95 : Adafruit Industries, Unique & fun DIY electronics and kits
Sound with ESP32 - I2S Protocol | DroneBot Workshop
Audio Visualization with ESP32, i2s Mic and RGB Led Strip - Hackster.io
GitHub - jozsefcsiza/ESP32-INMP441-SPECTRUM: ESP32 INMP441 SPECTRUM WITH BLUETOOTH CONTROL