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Babylonians used the chew stick to brush their teeth.
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In the early 1890's, headphones were single sided heavy speaker to hold on to the ear and communicate. This later evolved into a electrophone. It was a system consisting of a stethoscope type headphone connected to a switchboard. ... The first true headphones were designed by engineer Nathan Baldwin on his kitchen table.
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In 1939, across the border, in Austria, AKG invented the K-120, a headphone that sold excellent sound as well as style. They were designed with an on-ear high quality audio driver and a thin chic looking headband. In short, the Beats by Dr. Dre of then.
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In 1958, Jazz musician and audio lover, John Koss saved headphones from going into the grave. With the invention of Koss SP-3, the first stereo over-ear headphones, revolutionized headphones for personal listening. They were just speakers wrapped in soft cloth and a split headband. Design was not a prime point but they inspired other audio engineers worldwide to get into the headphone market.
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When Dr. Amar Bose invented Noise Cancelling headphones in 1989, they were acquired at the spur for in cabin pilots during Flights. Noise Cancelling was most beneficial for those taking flights and travelling frequently in trains
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In 2008, two lifestyle brands made it huge in the headphone industry. Beats by Dr. Dre and Monster inspired the hip hop, rapper lifestyle with these cool looking cans
