Computer hardware device

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Across
  1. 2. can be used to input text and images into computers by scanning.
  2. 5. can be used to control the directions and to issue commands.
  3. 7. can be used for presentation.
  4. 8. can be used for video conferencing or security control.
Down
  1. 1. can be used for displaying information as well as receiving input.
  2. 2. can be used for audio output.
  3. 3. can be used for entering characters, numbers and commands into a computer.
  4. 4. can be used to input the music note into the computer.
  5. 6. can produce images by spraying tiny ink droplets onto the paper.