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moniter was invented by john ericsson
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yamaha created their first speaker
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the first basic radio headset was inovated by nathaniel baldwin
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was created in 1940
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was created by doglaus engelbart in 1968
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plotters were created by dr.thomas rider
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the 2010 printer was created for people can have a more developed picture
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the 2010 headphones have technology added so it can be cordless
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printers now are more developed
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the 2011 mouse is more developed it has more technology added to it
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the 2011 moniter is made for advaced sight
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2011 speaker was created forpeople can hear easily
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the 2008 usb is made or people to download images documents and ect.
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the 2011 plotters are made for the police to find victims from crimes
