Fangrui Product Details Fangrui Product Details Fangrui Product Details 4-port Manual Kvm Switch With Mini Pocket Design, Light And Easy To Use. Usb2.0 Port Support Microsoft Smart Mouse, Logitech Network Mouse And So On Support Dos, Win3.x Win95 / 98 / 98se / 2000 / Me / Xp, Winnt, Netware, Unix, Linux Support For Hot-swappable, Do Not Need To Turn Off The Kvm Switch And The Computer Can Plug In Or Unplug The Connected Computer Excellent Picture Quality, Resolution Up To 1920 X 1440, Bandwidth: 250mhz No Software Control, You Can Select The Host Computer To Be Operated By The Button There Is Automatic Monitoring Function For Monitoring The Host Running Led For Monitoring Status A Beep Sounds When The Port Is Switched No Software Required Support Svga, Vga, And Multi-sync Monitors Led Displays Monitor Status No External Power Needed Computer Port: 4 Console Port:3 Usb Port: 7 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: Dos,