Performance and stability: This product features a quad core -A53 processor and 1GB DDR3L SDRAM, while supporting 4K displays and OpenGL 3.2, indicating that it has sufficient performance to run applications and tasks, and provides high-definition image and video output. In addition, it also has 100 Gigabit Ethernet and 100 Gigabit WiFi, which means it can provide fast and stable network connectivity. Multiple interfaces and functions:This product has multiple interfaces and functions, including 4-way USB2.0 ports, 40Pin GPIO, SPI screen interface, ADXL345 accelerometer interface, reserved USB To CAN module interface, onboard infrared receiver head, etc. These interfaces and functions can enable users to apply and expand more diverse applications in different scenarios, thereby improving the flexibility and practicality of the product. Ease of use and compatibility: This product has the same installation hole location and SPI screen interface as , which means users can easily install it on or other compatible devices and use existing peripheral devices. In addition, the product also features a plug and cable and simple WiFi settings, making it easier for users to use and configure the product. Colour:Black Material:PCB+Electronic component Package Contents: 2 x Motherboard 2 x heat sink 2 x SPI cable 2 x WiFi antenna 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.