Very Important,You must USB C Gen-2 Cable to Video Output in your Displays.USB-C 8K Bi-Direction Video missions&Data&Power Switch/Splitter:The USB-C switcher allow you to connect two USB-C sources to one USB-C display or connect one USB-C source to toggle between two displays,(Two displays CANNOT display simultaneously),both of your source and display's USB-C Port should support DP Alternate Mode for Video mitting.Ultra HD 8K Video Experience We do not recommend to connect from our Switch to your Docking ,easily to cause Abnormal USB Function.USB-C 8K Switch for Video 2in 1Out,you are allowed to connect two sources to the Port "USB-C 1" and "USB-C 2"in the switch,then connect to the display with the supplied Fixed USB-C Cable.For the USB-C Cable connected between devices and Our Switch,these kind of cable should all supporting video missiomns."Select"Button to switch between two source USB-C 8K Splitter for Two Displays 1in 2Out,you are allowed to connect device from the USB C end via the supplied fixed USB C Cable,then connect to two USB-C displays to the port "USB-C 1" and port "USB-C 2"in the switch.In this connection,you can connect via USB-C to - compatible or DP Cable to your monitor.Two Displays can not connect at the same time,the USB-C Cable you used should support for video fer."Select"Button to switch between two displays. USB-C Gen-2 cable must be used, otherwise the video signal cannot be mitted.{USB-C Switch with Power and Data Function},It supports Max 100w Power Delivery and Max missions Speed 10Gbps(USB3.1 Gen2),With our switch, you can charge your mobile phone, computer, tablet and other devices, and you can also fer data from your computer, mobile phone, etc. to your U disk and other devices. Both data and charging functions require your USB-C cable tosupport the above functions. Ultra 8K Video Output,you can output