Based on the ESP32-S3R8 high-performance chip, equipped with Xtensa 32-bit LX7 dual-core processor, with a main frequency of up to 240MHz. Integrated 512KB and 384KB ROM, built-in 8MB PSRAM and 16MB Flash. Supports 2.4GHz Wi-Fi and Bluetooth 5 (LE), built-in antenna, supports external antenna,Onboard W5500 Ethernet chip, expands 10/100Mbps network connection through SPI interface Supports external PoE module to realize Ethernet power supply function (compliant with IEEE 802.3af standard) Onboard camera interface, compatible with mainstream cameras such as OV2640 and OV5640, suitable for image and video acquisition This is an Ethernet development board designed based on ESP32-S3R8, with excellent Wi-Fi and Bluetooth wireless connection functions, more reliable and efficient wired Ethernet connection. The development board also reserves a compatible interface, supports some for expansion boards, and relies on its rich ecology and open source resources. Users can quickly and flexibly carry out secondary development, which can be widely used in Internet of Things, image acquisition, smart home and artificial intelligence projects. Onboard USB Type-C interface, supports power supply, debugging and firmware download, and development is more convenient Onboard Micro-SD card slot, supports external SD card to store pictures and files Onboard compatible interface, provides rich peripheral expansion, strong compatibility Colour:Black Material:PCB+electronic components Package Contents: 1 x Ethernet development board Only the above package content, other products are not included. Note: Light reflection 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.