Mico: A PDM to USB microphone based on the Raspberry Pi RP2040 - Electronut Labs
GitHub - nejohnson2/rpi-i2s: Using the ICS43432 MEMS microphone on a Raspberry Pi with i2s
WM8960 HiFi Sound Card, HAT Stereo Audio Card with 3.5mm Jack Audio, I2S Interface Module for Raspberry Pi Microphone : Amazon.in: Computers & Accessories
GitHub - makerportal/rpi_i2s: Raspberry Pi I2S Stereo Microphone Analyses in Python