Product Features: Low-power dual-core 32-bit CPU for application processors Frequency up to 240MHz, computing power up to 600 DMIPS Built-in 520 KB SRAM, external 4M PSRAM Supports interfaces like UART/SPI/I2C/PWM/ADC/DAC Support OV2640 and OV7670 cameras, built in flash Support image upload WiFi Support TF card Support multiple sleep modes Embedded Lwip and FreeRTOS Support STA/AP/STA + AP working mode Support Smart Config/AirKiss one-click distribution network Support secondary development