Features:
1.No software required
2.Support SVGA, VGA, and Multi-sync Monitors
3.LED displays monitor status
4.No external power needed
5.Computer Port: 4
6.Console Port:3
7.USB Port: 7
8.Computers Supported: 4
9.Keyboard Emulation: USB
10.Mouse Emulation: USB
11.Keyboard Input / Output: USB
12.Mouse Input / Output: USB
13.VGA Input / Output: High Density D-Sub 15 pin
14.LED indicators: 4
15.Support: DOS, Win 3.X, Windows 95/ 98/ 98SE/ ME/ 2000/ XP/ Vista, WinNT, Netware, Unix, Linux.
16.Shares USB device such as USB Printer, USB Scanner, USB Flash Drive, USB HUB and etc...
17.This KVM switch can controle multiple PCs from One Keyboard, Mouse and VGA Monitor. It has complete keyboard and mouse emulation for simultaneous PCs boot-up process.
18.Cables(not include)
19. Connection:
-connect VGA of computer A to PC1, VGA of computer B to PC2
-connect USB mouse/keyboard/printer to the 3 USB console ports
-connect USB cable from computer A to USB1, USB cable from computer B to USB2

GA manual cutter four-input-one-output vga computer switcher 4 in 1 out video KVM usb switcher