Support access to WIFI6 module, can build a CM4 host with WIFI function On-board 40PIN GPIO interface and standard CM4 connector support access to Compute Module 4 Lite/eMMC series motherboards Dual Ethernet RJ45 ports. One Gigabit Ethernet port, one 100 Gigabit Ethernet port The top of the cooling fan is reserved for venting, and the built-in fan is integrated for better cooling effect Support wall-mounting with wall-mounting holes on both sides, more convenient to install and fix CM4 card holder: for all versions of Compute Module 4 Networking: Gigabit Ethernet RJ45 interface x1; 100 Gigabit Ethernet RJ45 interface x1. USB: USB 2.0 interface x3PCleM.2 E KEY Connector: 40PIN GPIO interface Display: MIPI interface (15pin 1.0mm FPC connector) Camera: MIPI -2 interface x 2 (15pin 1.0mm FPC connector) Video: -compatible interface x 2, supporting 4K 30fps output Real Time Clock: With battery interface and capability for Compute Module 4. Storage: On-board -SD card slot (for versions without eMMC) Fan interface: 5V/12V, does not support speed control speed measurement Power input: 7V-36V wide voltage Plug Type: US Plug, it applies to Canada, India, Mexico, Thailand, Taiwan, the , the Philippines and so on. Voltage: AC100-240V Dimensions: 109.0 x 91.5mm Colour:black Material:PCB+metal Package Contents: 1 x Expansion Board 1 x Metal case 1 x Cooling Fan 1 Adapter 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.