... "TFT/Keyboard/Touchpad/100~240V AC Power/4 Port Switch;KVM-1508U 15"TFT/Keyboard/Touchpad/100~240V AC Power/8 ... Linux, Unix, etc. Specifications: Features:LCD display/Touchpad mouse/104 Keyboard with Digital Zone/E-Switch Excellent video effects, the best resolution ... :KVM-1504H KVM-1508H KVM-1516H /Direct 8, Max: 256 / Direct 16, Max: 512Cable port:D-SUB15 (LCD, PS11/USB keyboard, mouse),OSD switch ...