Specifications:
- WiFi 802.11 b/g/n, supports STA/AP/STA+AP working mode and WPA/WPA2/WPA2-Enterprise/WPS security
- bluetooth 4.2BR/EDR and BLE standards
- OV2640 2MP camera module
- microSD card reader - max 4 GB
- dual-core 32-bit CPU, up to 240MHz
- built-in 520 KB SRAM, external 4 MB PSRAM, 32 MB SPI flash memory
- UART, SPI, I2C, PWM, ADC and DAC support
- 9 IO pins
- image output format: JPEG, BMP, grayscale
- power input: 5V
Demo