1. CM4-DUAL-ETH-MINI is a baseboard can be used with Compute Module 4 for Raspberry 2. Onboard 40 PIN GPIO interface and standard CM4 connector, support access to Compute Module4 Lite/EMMC series motherboards3. Support 5V DC Type-C interface supply, onboard dual Gigabit Ethernet ports, single-channel USB2.04. Equipped with fan interface and standard Raspberry 40Pin interface, suitable for scenarios requiring multiple network ports such as soft routing.5. More abundant interfaces: equipped with practical interfaces such as ETH/ -SD/USB to meet the needs of exclusive applications in developmentCM4 deck: for all versions of Compute Module 4Ethernet: Dual Gigabit Ethernet RJ45 interfaceUSB: USB 2.0 interfaceConnector: for Raspberry 40PIN GPIO interfaceStorage: Onboard -SD card slot (for versions without eMMC)Fan interface: four-wire SH1.0 interface, adjustable speed, speed measurement, 5V input: 5V, Type-C interfaceSize: 55 x 68mmcolor:BlackMaterial:PCB+MetalPackage Contents:1 x CM4-DUAL-ETH-MINI expansion boardOnly the above package content, other products are not included.Note: Light reflection and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.