The main chip uses a low-power dual-core 32-bit CPU with a frequency of up to 240MHz and a computing power of up to 600DMIPS.
Default 32Mbit SPI Flash, 520KB SRAM
Support SoftAP and Station mode
Ultra-small 802.11b/g/n Wi-Fi + BT/BLE SoC module
Support UART/SPI/I2C/I2S/PWM/ADC/DAC, etc.
Support for firmware upgrade (FOTA)
Antenna supports on-board antenna or IPEX block output
1 x ESP32-S ESP32S Dual-core WIFI Bluetooth Module ESP32 Serial to WiFi Module IPEX