input and output

input and output

1. input

   • optical pen
     • bar code reader
       • keyboard
         • touch screen
     • scanner
       • plotter

2. both

3. output

4. camera

5. head set

6. digital camera

   • fax
     • web cam
       • modern
       • cd dvd

7. pendrive

8. speakers

   • screen
     • ink printer

Images and files in the map