Input devices

2. a pen-shaped device for direct interaction with a computer through a cathode-ray tube display.
3. someone who delivers a speech or a device that makes sounds louder.
5. a device that translates sound vibrations in the air into electronic signals and scribes them to a recording medium.
6. a panel of keys that operate a computer or typewriter.
9. a computer cursor control device used in many notebook and laptop computers.
11. read barcodes on the products sold in shops and send the price to the computer in the cash register.
12. an input device that can be used for controlling the movement of the cursor or a pointer in a computer device.
14. a device for recording visual images in the form of photographs, film, or video signals.
15. a device made for scanning photographic film directly into a computer without the use of any intermediate printmaking.
16. Magnetic ink character recognition.
17. small handheld device which is moved across a mat or flat surface to move the cursor on a computer screen.

1. this device connected to a computer, allowing its images to be seen by internet users.
3. a device that captures images from photographic prints, posters, magazine pages and similar sources for computer editing and display.
4. a device that is used to project rays of light, especially an apparatus with a system of lenses for projecting slides or film on to a screen.
7. a summarizing visualization designed to provide a lot of information at one glance.
8. this device used to capture lines of text, barcodes and numbers.
10. a support framework with attached electronic devices that is worn on the head
13. can capture text, colour images and even small 3D objects.