This is a new WiFi+Bluetooth -mode development board based on ESP32 design. It uses PCB on-board antennas, has 2 high-performance 32-bit LX6CPUs, uses a 7-stage pipeline architecture, and the main frequency adjustment range is 80MHz to 240MhzESP32-CAM WiFi Bluetooth board ESP32-CAM-MB -USB serial port CH340G with OV2640 2MP camera module-ESP32-CAM-MB adopts -USB interface, convenient and reliable connection , convenient to apply to various IoT hardware terminal occasions.Ultra-low consumption, deep sleep current as low as 6mA. It is an ultra-small 802.11b/g Wi-Fi + BT/BLE SoC moduleApplication: Home smart device transmission; wireless monitoring; smart agriculture; QR wireless identification; wireless positioning system signal, etc.Material:PC+metalcolour:BlackPackage Contents:4 x ESP32-CAM Module4 x Camera Module OV2640Only the above package content, other products are not included.Note: Light 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.