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 Transmitting.. Supports transmission speed 10Gbps, maximum 100W power delivery. Supports OS-, Windows. Support 8k 60Hz resolution 5v 2A, provide you with transfer rates up to 10Gbps. 100% brand new and high quality. External power is required. Please be sure to power the switch with the supplied USB to DC cable when you use it.