8 port USB VGA KVM Switch allows managing 8 computers with one set of monitor, keyboard and mouse. Also share one USB speaker or other USB devices. 8 in 1 out VGA KVM Switch supports Panel Button switch and Wired Desktop Selector switch. The novel Wired Desktop Selector is used for longer distance. 8 Port Rackmount VGA KVM supports Plug and Play, no software and power adapter required. Gain power electricity and transfer data from the USB & VGA 2in1 KVM cable.(Noted: USB pigtail into the host computer) Support WIN DOWS9X, NT, WIN2000, WINXP, WIN7, LINUX, NOVELL and other operating systems. Resolution up to 1920*1440, DDC and Automatic Identification high quality output. Package comes with 4pcs 5ft/1.5m & 4pcs 6ft/1.8m KVM cables. Want longer version, pls search ASIN B093WBDYYP(10ft/3m).