Input Device.

1. Game Controllers

1.1. Gamepads

1.2. Joystick

1.3. Light gun

1.4. Dance pad

1.5. Motion-Sensing Game Controllers

2. Video Input

2.1. Web Cams

3. Voice Input

3.1. Audio input

3.2. Microphone

4. Keyboard

4.1. Keyboard Ergonomics

4.2. Keyboard on mobile computer and mobile devices

5. Optical Readers

5.1. Optical Scanners

5.2. Optical Readers

5.3. Bar Code Readers

5.4. RFID Readers

5.5. Magnetic Stripe Card Readers

5.6. MICR Readers

5.7. Data Collection Devices

6. Touch Screens

6.1. Touch-Sensitive Pads

7. Pen input

7.1. Pen Input for Smart Phones

8. Digital Cameras

9. Terminals

9.1. Point-of-Sale Terminals

9.2. Automated Teller Machines

9.3. DVD Kiosks