Using ESP32-S3R8 as the main chip, equipped with high-performance Xtensa 32-bit LX7 dual-core processor, the main frequency is up to 240MHzIntegrate 512kB RAM, 384kB ROM, 8MB PSRAM, 16MB Flash memoryIntegrate 2.4GHz Wi-Fi and low-power Bluetooth (Bluetooth LE) dual-mode wireless communication, with excellent RF performanceSupport seamless switching between for and MicroPython programming, more flexible to useCompatible with for IoT Cloud, use for IoT Cloud application to monitor and control user projects from anywhereSupport HID, human interface devices (such as keyboard or mouse) through USB, and interact with the computer more convenientlyThe product must be welded by yourself (no returns will be made if there are welding marks)Colour:BlackMaterial:PCBPackage Contents:1x Development board1x Pin headerOnly 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.