Thank you. I tried to use your code and he seems to work fine, but on the serial plotter it feels very unusual, it's almost quiet around me, but the values are changing very drastically. SCR-20240204-rbqu.png #include <Arduino.h> #include <driver/i2s.h> #include <soc/i2s_reg.h> #define BUF_LEN 2048 ...