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I2S Audio Codec Module

The most versatile audio codec module (breadboard-friendly!)

Designed and Manufactured by PCB Artists in India.
Use with ESP8266, ESP32, STM32, RP2040, or any other I2S-enabled MCU!

MEMS Outdoor Air Quality Sensor Module

Measure outdoor AQI using trace NO2 and O3 concentration

Designed and Manufactured by PCB Artists in India.
Powered by ARM Cortex-M0+ core, simple UART interface (9600-8-N-1)