Are you looking for a compact and versatile development solution for your IoT projects? Then the M5stack AtomS3U ESP32S3 development kit is just right for you! The AtomS3U with USB-A is equipped with Espressif's ESP32S3 microcontroller and features a dual-core Xtensa LX7 processor with a main frequency of 240 MHz. The integrated WiFi functionality ensures wireless connectivity.

Features:
Powerful chip: Equipped with ESP32-S3FN8@240Mhz, Xtensa LX7, WiFi, OTG, CDC.
Versatile connections: With a USB-A port (OTG-supported), a Grove port, and a 6-pin@2.54mm interface, including 4 GPIOs.
Built-in peripherals: 1 PDM microphone, 1 infrared transmitter, and 1 programmable RGB LED.
Development environment: Supports MicroPython and Arduino, so you can get started right away.

Technical details:
Manufacturer: M5Stack
Manufacturer SKU: K125
MCU: ESP32-S3FN8@Xtensa LX7, WiFi, OTG, CDC
Microphone: SPM1423
Connections: USB-A, Grove Interface PORTA, 2.54-6P Interface (GND/VIN_5V/G14/G17/G42/G40)
Microphone sensitivity: 94dB SPL@1KHz typical: -22dBFS
Microphone signal-to-noise ratio: 94dB SPL@1KHz, A-weighted typical: 61.4dB
Supported sound frequencies: 100Hz ~ 10KHz
Supported PDM clock frequency: 1.0 ~ 3.25MHz
RGB LED: WS2812
Dimensions: 52 x 20 x 10mm
Weight: 16.4g

Package includes:
1x M5stack AtomS3U ESP32S3 Development Kit with USB-A.