This is an Ethernet development board based on the ESP32-S3R8 microcontroller. It features Wi-Fi and Bluetooth 5 (LE) connectivity, a W5500 Ethernet chip for 10/100 Mbps wired network support via SPI, and optional Power over Ethernet (PoE) capability (PoE version only, compliant with IEEE 802.3af). The board includes a camera interface compatible with OV2640 and OV5640 sensors for image and video capture. It also features a USB Type-C port for power, debugging, and firmware download; a microSD card slot for external storage; and expansion headers for peripheral modules. Powered by a dual-core Xtensa LX7 processor running up to 240 MHz, it includes 512 KB ROM, 384 KB ROM, 8 MB PSRAM, and 16 MB Flash. Designed for IoT, smart home, AI, and embedded vision applications. Package includes 1 development board kit. Colors and measurements may vary slightly due to lighting and display differences; dimensional tolerance is ±1–3 cm.