technoguy

Touchscreens, touch screens, touch panels or touchscreen panels are display overlays which are typically either pressure-sensitive, electrically-sensitive , acoustically-sensitive or photo-sensitive .The effect of such overlays allows a display to be used as an input device, removing the keyboard and/or the mouse as the primary input device for interacting with the display's content. Such displays can be attached to computers or, as terminals, to networks.