2011 hot sale mini portable computer speaker.summ 1

History of computer output devices

  • moniter

    moniter
    moniter was invented by john ericsson
  • speaker

    speaker
    yamaha created their first speaker
  • headsets

    headsets
    the first basic radio headset was inovated by nathaniel baldwin
  • printers

    printers
  • removable disk

    removable disk
    was created in 1940
  • mouse

    mouse
    was created by doglaus engelbart in 1968
  • plotter

    plotter
    plotters were created by dr.thomas rider
  • 2010 printer

    2010 printer
    the 2010 printer was created for people can have a more developed picture
  • 2010 headphones

    2010 headphones
    the 2010 headphones have technology added so it can be cordless
  • 2011 printer

    2011 printer
    printers now are more developed
  • 2011 mouse

    2011 mouse
    the 2011 mouse is more developed it has more technology added to it
  • 2011 moniter

    2011 moniter
    the 2011 moniter is made for advaced sight
  • 2011 speaker

    2011 speaker
    2011 speaker was created forpeople can hear easily
  • the 2008 usb

    the 2008 usb
    the 2008 usb is made or people to download images documents and ect.
  • 2011 plotter

    2011 plotter
    the 2011 plotters are made for the police to find victims from crimes