ESP32-S3 Mini Development Board, Based on ESP32-S3FH4R2 Dual-Core Processor, 240MHz Running Frequency, 2.4GHz Wi-Fi & Bluetooth 5 Board specifications Equipped with Xtensa 32-bit LX7 dual-core processor, up to 240MHz main frequency Supports 2.4GHz Wi-Fi (802.11 b/g/n) and Bluetooth 5 (LE) Built in 512KB of SRAM and 384KB ROM, onboard 4MB Flash memory and 2MB PSRAM Castellated module and onboard ceramic antenna, allows soldering direct to carrier boards Supports flexible clock, module power supply independent setting, and other controls to realize low power consumption in different scenarios Integrated with USB serial port full-speed controller, 34 x GPIO pins allows flexibly configuring pin functions 4 x SPI, 2 x I2C, 3 x UART, 2 x I2S, 2 x ADC, etc. Support C/C++, MicroPython,Comprehensive SDK, Dev Resources, Tutorials To Help You Easily Get Started Package Content ESP32-S3-Zero x1 See moreCastellated module and onboard ceramic antenna, allows soldering direct to carrier boards. Integrated with USB serial port full-speed controller, 34 x GPIO pins allows flexibly configuring pin functions. 4 x SPI, 2 x I2C, 3 x UART, 2 x I2S, 2 x ADC, etc. Supports flexible clock, module power supply independent setting, and other controls to realize low power consumption in different scenarios. Supports 2.4GHz Wi-Fi (802.11 b/g/n) and Bluetooth 5 (LE). Built in 512KB of SRAM and 384KB ROM, onboard 4MB Flash memory and 2MB PSRAM. ESP32-S3 Mini Development Board, Based on ESP32-S3FH4R2 Dual-Core Processor. Equipped with Xtensa 32-bit LX7 dual-core processor, up to 240MHz main frequency.