MT-VIKI 801HK-C,this 8 port kvm switch hdmi allows you to manage up to 8 computers by 1 monitor, keyboard and mouse at 4k 30hz HD quality. Come with 4 USB 2.0 hub. Includes 8 packs Professional USB HDMI KVM CablesWith 8pcs 2-in-1 HDMI & USB KVM Cables.Pls plug the hdmi head into kvm switch,the hdmi & usb pigtail into devices for data transmission and power supply. 3 ways for switching1.Panel button switch 2.Wire-desktop selector 3.IR remote control. Plug and play, no software required. 8 port rack mount kvm hdmi switch widely compatible with Windows 10/8/8.1/7/Vista/XP and Mac OS, Linux,etc. Package Includes: 1* 8 port USB HDMI KVM Switch, 1* desktop selector, 1* IR Remote Control, 8*HDMI KVM Cables, 1* user manual, 1* set rackmount ears & screw.