The LED hardware with iTouch technology does not require maintenance and is already compatible with VGA, HDMI, USB, network, audio and fast CF. Power consumption of the hardware goes from 115 to 230 Volt, 50 to 60 Hz, it has the Power Save Technology integrated, which allows a low power consumption, even with a non-stop activity. iTouch is a SAW (Surface Acoustic Wave) device, that means that it uses the surface acoustic wave that is now standard in all touch technologies.