... various operating system: Microsoft, Linux, Unix, etc. Specifications: Features:LCD display/Touchpad mouse/104 Keyboard with Digital Zone/E-Switch ... EVOC,Lenovo,IBM;DELL;HP;SUN,etc. support various operating system: Microsoft, Linux, Unix, etc.Specification:Model:KVM-1904H ... , Max: 256 /Direct 16, Max: 512Cable portD-SUB15 (LCD,PS11 keyboard, mouse),OSD switch SupportSwitch mode:Hotkey, OSDSwitch Scan ...