New Version 2 Port USB 3.0 Dual Monitor KVM Switch (DP+ DP),each pc must make 2 video connections for dual monitors Advantages: Share one set of keyboard, mouse and dual monitors between 2 computers or laptops;Dual monitors output support up to 4K@60Hz for extended,mirrored or spliced display（Depends on your computer's graphics card.）;Cross support major operation systems including Windows, Linux, Mac and more;With extra 3 USB 3.0 and Audio Microphone output;The ports that need to plug in DP/USB cables are all hidden behind the KVM, so the desktop doesn't get cluttered;Switching modes: Buttons on the front panel and wired remote;No complicated installation is required, and non-professionals can easily operate it. installation steps: 1. Insert the adapter into the KVM ;2. Plug the Displayport cable into the KVM switch and monitor;(Output)3. Plug the Displayport cable and USB cable into the KVM switch and your computer/laptop (DP cables are not included)(Input)Please check whether DP IN1 A , DP IN1 B and USB IN1 are corresponding, and whether DP IN2 A , DP IN2 B and USB IN2 are corresponding. Mixed insertion is not supported.DP IN1 A + DP IN1 B + USB IN1=PC1DP IN2 A + DP IN2 B + USB IN2=PC24. Insert the mouse and keyboard into the KVM switch5. If needed, you can connect a microphone and audio port Note： 1. Most of the reasons why only onevideo output works is because of incorrect connection. Please make sure eachcomputer have 2 DP cables connect to the KVM.2. If the KVM switch does not work, you can turn off the switch on the panel and turn it on again after 2-3 seconds, and it will return to normal.3. After connecting the computers and the monitors through KVM, you need to set the screen output mode on the computer (press Windows+P) and select the output mode in the pop-up window on the screen.We offer 12 months wa rranty. If you have any questions about the product, please con tact us.