【HDMI KVM Switch 2 Monitors 4 Computers】This KVM switch 4 computers allows you to realize two PCs sharing two monitors and a set of keyboard and mouse. Control any computer at any time by key switch. Support extended mode and copy mode.The KVM switch can maximize work efficiency | 【4K@60Hz Ultra HD 】These KVM switch dual monitor supports up to 3840*2160@60Hz and is backward compatible with 3D, 1080p and below. Support HDMI2.0 standard, HDCP2.2 ,maximum data rate 18Gbps. (Note:To achieve the highest resolution, you must ensure that both the source and the monitor, as well as the HDMI cable, support 4K@60Hz) | 【USB3.0 KVM Switch 4 Computers 2 Monitors】This dual monitor KVM switch 2 monitors 4 computers has 3 USB3.0 ports, providing up to 5Gbps data transfer speed, 10 times faster than USB2.0 transfer rate. Read faster and work more efficiently when sharing devices such as printers, cameras, scanners or USB flash drives between two computers | 【Buttons switch 】1.Buttons switch: the button next to the indicator light enables one-touch switch. Switching speed is only 2-4 seconds. Very convenient and fast. | 【Wide Range of Applications】This KVM switch 4 computers dual monitor , plug and play, no driver required. Can be applied to a variety of use scenarios, such as enterprises, offices, multimedia teaching, meeting rooms, etc. | 【Important Notes】 1. Please make sure that the computer you connect to itself supports at least two monitors working at the same time. 2.Keep the cable wires properly connected (refer to the picture connection schematic). 3. If you have any problems when using the KVM switch, please contact our professional technical team for help, we provide 24 months replacement service for quality problems, so that you have no worries after the sale