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).