Bi-Direction DP Switch:The DisplayPort Switcher allow you to connect two DP source to one DP display or connect one DisplayPort source to toggle between two displays. (2 displays CANNOT display simultaneously,Press'Select'button to switch between two displays.)(While connecting to Source or Display,you must use the usb cable to power the splitter,or your display can not show anything) 16K DP2.0 Switch: Support 16K@60Hz,8K@60Hz,4K@240Hz,4K@144Hz,1080P@240Hz resolution, provide you with transfer rates up to 80Gbps and backward compatible with all previous DP standards. (You need connect standard DP2.0 cable to enjoy visual effects.) 16K DP2.0 Splitter: Support 16K@60Hz,8K@60Hz,4K@240Hz,4K@144Hz,1080P@240Hz resolution, provide you with transfer rates up to 80Gbps and backward compatible with all previous DP standards. (You need connect standard DP 2.0 cable to enjoy visual effects.) Plug and Play: External power required,the DP selector box is easy to setup and operate.