... ;KVM-1508U 15"TFT/Keyboard/Touchpad/100~240V AC Power/8 Port General description:Dual interfacePS / 2 ,USB keyboard and mouse are ... -1716HComputer Connections:Direct 4, Max: 128 / Direct 8, Max: 256 /Direct 16, Max: 512Cable port:D-SUB15 (LCD, PS11 keyboard, mouse),OSD ... -1708H 17"TFT/Keyboard/Touchpad/100~240V AC Power/8 Port Switch3KVM-1716H 17"TFT/Keyboard/Touchpad/100~240V AC Power/ ...