Features: 100% brand new and high quality. No software required Support SVGA, VGA, and Multi-sync Monitors LED displays monitor status No external power needed Switch between computers by press a button on the KVM switch Shares USB device such as USB Printer, USB Scanner, USB Flash Drive, USB HUB and etc. Specifications: Max. Resolution: 1920x1440, bandwith 200MHZ Console Port:3 Computers Supported: 4 Keyboard Emulation: USB Mouse Emulation: USB Keyboard Input/Output: USB Mouse Input/Output: USB VGA Input/Output: High Density D-Sub 15 pin LED indicators: 4 Support: for DOS, for Win 3.X, for Windows 95/98/for 98SE/for ME/2000/for XP/for Vista/for Windows 7/8, for WinNT, for Netware, for Unix, for Linux Color: Black Net Weight: 160g Package Includes: 1 x 4 Port USB KVM Switch