... Keyboard/Touchpad/100~240V AC Power/4 Port Switch 2.KVM-1708H 17"TFT/Keyboard/Touchpad/100~240 General ... system: Microsoft, Linux, Unix, etc.Specification: Model:KVM-1704H KVM-1708H KVM-1716HComputer Connections:Direct 4, Max: 128 / Direct 8 ... port:D-SUB15 (LCD, PS11 keyboard, mouse),OSD switch SupportSwitch mode:Hotkey, OSDSwitch Scan Time:1-255 second ... /100~240V AC Power/16 Port Switch KVM-LCD