HDMI+Displayport KVM Switch 4 Port: This HDMI + DP KVM Switch 4 IN 2 OUT is for you to control them using one set of keyboard, mouse and single or dual monitors to make your work space tidy and efficient, also a premium choice for working from home. Only when your computer supports dual display or multi display, you can use this KVM to achieve 4 PC to share 2 monitors.

Dual Monitor KVM Switch Ultra HD 4K@60Hz: This dual monitor 4 port kvm switch supporting high resolution max up to 4K@60Hz, and also supports 3D and 1080P@60Hz or other lower resolution (Downward Compatible). Support up to 4K@60Hz for extended and mirrored display. Note: Only when both your computer Graphics card, monitor and DP/HDMI cable support 4K@60Hz then you can get 4K@60Hz effect, so if you want the max resolution you have to check your devices first.

4 Computer 2 Monitor KVM Switch with USB 3.0 Ports: Dual monitor Displayport HDMI KVM switch with 3 USB 3.0 ports which can recognize keyboard,mouse,printer,scaner and other USB devices. Plug and play without any software needed. USB 3.0 offers data transfer speeds of up to 5Gbps.

2 Switching modes and Wide Compatibility: 1.Toggle selection on front panel 2. Wired remote switch. Compatible with a variety of computer systems, such as Windows, Linux, Mac, Unix, Ubuntu, Raspberry and most other major OS; also supports DP/HDMI devices without USB signal input like DVR, NVR etc. LED indicate the active computer.

Important: 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.