Complete the crossword using the given clues.

123456
Across
  1. 2. It is the main circuit board of a computer.
  2. 4. It is used to play sounds.
  3. 6. It transfers data from a computer to a paper.
Down
  1. 1. It displays information in various forms using text and grphics
  2. 3. It is an input device often used to control video games.
  3. 5. It is the brain of the computer.