A touch screen is an electronic visual display that the user can control through simple touch actions. Some touchscreens can detect other objects such as a stylus then just your hands. The touch screen enables the user to interact with the touchscreen rather then using a mouse or a touch pad.
This is the latest apple product. It is a mini tablet computer.
This tablet is a touchscreen online mobile devise.
This touchscreen has a detachable keyboard and it is also a hands on mobile devise.