Support access to WIFI6 module, can build a CM4 with WIFI functionOn-board 40PIN GPIO interface and standard CM4 connector support access to Compute Module 4 Lite/eMMC series motherboardsDual Ethernet RJ45 ports. One Gigabit Ethernet port, one 100 Gigabit Ethernet portThe top of the cooling fan is reserved for venting, and the -in fan is integrated for better cooling effectSupport wall-mounting with wall-mounting holes on both sides, more convenient to install and fixCM4 card holder: for all versions of Compute Module 4Networking: Gigabit Ethernet RJ45 interface x1; 100 Gigabit Ethernet RJ45 interface x1.USB: USB 2.0 interface x3PCleM.2 E KEYConnector: 40PIN GPIO interfaceDisplay: MIPI interface (15pin 1.0mm FPC connector)Camera: MIPI CSI-2 interface x 2 (15pin 1.0mm FPC connector)Video: - interface x 2, supporting 4K 30fps outputReal Time Clock: With battery interface and wake-up capability for Compute Module 4.: On-board -SD card slot (for versions without eMMC)Fan interface: 5V/12V, does not support speed control speed measurement input: 7V-36V wide voltagePlug Type: US Plug, it applies to Canada, India, Mexico, Thailand, Taiwan, the United States, the Philippines and so on.Voltage: AC100-240VDimensions: 109.0 x 91.5mmColour:blackMaterial:PCB+metalPackage Contents:1 x Expansion Board1 x Metal case1 x Cooling Fan1 x AdapterOnly 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.