The ESP32-S3 FH4R2 is a highly integrated low-power 2.4 GHz Wi-Fi system-on-chip (SoC) solution that supports Wi-Fi and BLE, has built-in native USB, and some other interesting new technologies such as time-of-flight distance measurement. With its best-in-class power and RF performance, the SoC is perfect for a variety of application scenarios related to the Internet of Things (IoT), wearable electronics, and smart home. Dual-core 240MHz Tensilica processor, native USB support for use as keyboard/mouse, MIDI device, disk drive, and more Built-in 4MB Flash and 2M PSRAM 1 x 1.0-4P connector (GND, 3V3, SDA (GP 102), SCL (GP101)) 13 IOs 1 RGB (GP1039) 1 LED (3.3V power supply) 1 Reset button (for restarting the program or entering the bootloader) 1x Boot button (GP100, for entering ROM bootloader or for user input) Compatible with for MicroPython, for and for ESP-IDF ceramic antenna 4MB Flash 2M PSRAM 512KB 0.42 inch OLED display 3.3V Regulator, 500mA Output Type:Development Board Model:ESP32-S3 Colour:Black Material:PCB Size:23.5x18MM Package Contents: 1 * Development Board 4 * Pin Header Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.