1. ### Features - 1. Suitable for the CM4 Wi - Fi 6 dual - port expansion board with complete functions. - 2. On - board 40 - pin GPIO interface and standard CM4 connector, supporting the connection of Compute Module 4 Lite/eMMC series motherboards. - 3. On - board M.2 E KEY interface, supporting the connection of Wi - Fi modules and wireless network cards such as AX200 and AX210. - 4. Dual Ethernet RJ45 interfaces, one Gigabit network interface and one Fast Ethernet interface. - 5. Application example: Suitable for Raspberry Pi applications required for multifunctional peripherals or other industrial occasions. 2. ### Specification Parameters - 1. CM4 socket: Suitable for all versions of Compute Module 4. - 2. Network connection: 1× Gigabit Ethernet RJ45 interface; 1× Fast Ethernet RJ45 interface. - 3. USB: 3× USB 2.0 interfaces. - 4. PCIe: M.2 E KEY. - 5. Connector: 40 - pin GPIO interface. - 6. Display: MIPI interface (15 - pin 1.0mm FPC connector). - 7. Camera: 2× MIPI CSI - 2 interfaces (15 - pin 1.0mm FPC connector). - 8. Video: 2× compatible interfaces, supporting 4K 30fps output. - 9. Real - time clock: With a battery interface, which can wake up Compute Module 4. - 10. Storage: On - board SD card slot (suitable for versions without eMMC). - 11. Fan interface: 5V/12V, not supporting speed adjustment and speed measurement. - 12. Power input: 7V - 36V wide - voltage. - 13. Dimensions: 109.0×91.5mm. - 14. Color: Blue. - 15. Material: PCB + metal. 3. ### Package Contents - 1. 1× Expansion board. Only the above package contents are included, and other items are not included. 4. ### Notes Light reflection and different monitors may cause slight differences between the color of the item and the actual object. The allowable measurement error is ±1 - 3cm.