The History of Headphones-picture from http://www.elektrodaily.com/lifestyle/2011/11/hedge-fund-headphones/
By dmurr
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He put the speaker in his telephone, he invented the first make or break telephone. info and photo from wikipedia
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Headphones allow us to personally listen to music
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Goes on to create headphones info from Wikipedia image from http://blog.cobrason.com/2012/09/casque-audio-raconte-nous-ton-histoire-partie1/
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Did not patent them, manafactured in his kitchen, and sold them to the navy. info-wikipedia picture- http://blog.cobrason.com/2012/09/casque-audio-raconte-nous-ton-histoire-partie1/
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These were sensitive with very crude sound, and encorporated iron drivers. picture and info-wikipedia
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Would later create headphones, image and info from http://www.wisconsinhistory.org/topics/koss/
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Stereo headphones were meant for use with stereos info-http://www.life123.com/technology/home-electronics/headphones/the-history-of-headphones.shtml picture- http://research.hansondodge.com/branding/2012/01/19/innovative-website-and-e-commerce-for-an-innovative-headphone-company/
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Portable cassete tape that allowed music to go anywhere and increased headphone demand image from http://www.google.com/imgres?q=walkman+original&hl=en&sa=X&qscrl=1&rlz=1T4ADRA_enUS403US404&biw=1366&bih=607&tbm=isch&prmd=imvns&tbnid=HlS3OLy_oAe01M:&imgrefurl=http://tokyo5.wordpress.com/2009/07/01/walkman/&docid=2tgAVgTNANnfmM&imgurl=http://tokyo5.files.wordpress.com/2009/07/walkman-1979.gif&w=301&h=370&ei=Ry2HUOe8FZDo8wTrgIGQDg&zoom=1&iact=hc&vpx=538&vpy=132&dur=2328&hovh=249&hovw=202&tx=149&ty=
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Bluetooth allowed for wireless headphones and earbuds which increased comfort and maneuverability, info and picture- wikipedia
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Headphone company founded by Dr. Dre, Jimmy Lovine, Luke Wood-info and photo from wikipedia
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image from http://www.techdigest.tv/2012/09/apple_reveal_ea.html
These earbuds are more comfortable than most and channel sound
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