Input device

1. Keyed Device

1.1. Keyboard

1.1.1. Charater Keys

1.1.2. Control Keys

1.1.3. Function Keys

1.1.4. Numeric Keys

2. Game Controllers

2.1. Joystick

2.2. Wheels

2.3. Gamepeds

2.4. Light Guns

2.5. Dance Pads

3. Pointing Devices

3.1. Mouse

3.2. Track ball

3.3. Track point

3.4. Touch pad

4. Pen Input

4.1. Stylus pen

4.2. Digital Pen

5. Touch-Sensitive Screen

5.1. Touch Screen

6. Digital Camera

7. Video Input Device

8. Terminal

8.1. Dumb terminal

8.2. Smart terminal

8.3. Intelligent terminal

9. Scanners and Reading Devices

9.1. ScannersDevices

9.1.1. Flatbed scanner

9.1.2. Sheetfed scanner

9.1.3. Laser scaner

9.2. Reading Devices

9.2.1. Bar Code Readers

9.2.1.1. Hand held scaner

9.2.1.2. Cash Register scaner

9.2.2. Optical Mark Readers

9.2.3. Optical Character Recognition

9.2.4. Magnetic Ink Character Recognition

9.2.5. Smart Cards Reader