This USB C switch has two working modes. It can be used as a 2x1 switch, which allows you to connect two sources devices to one display;; It can also be used as a 1x2 splitter that enables you to connect one source to two displays (Note that two displays can not work at the same time).; Ultra 8K Video Output, you can output max 8K@30Hz 4K@120Hz 1080P@165Hz via our USB-C Switch/Splitter to your USB-C Displays; USB-C Switch with Power and Data Function, It supports Max 100w Power Delivery and Max Transmissions Speed 10Gbps(USB 3.1 Gen2)