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Advertising for Koss headphones took off. They used vibrant colors to emphasize the headphones. They were big bulky headphones.
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Sony came out with the famous Sony Walkman which took music into the portable era.
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Circumaural "Cans" took over the headphone business. The sat lightly on the ear instead of enclosing it. They were very cheap
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Apple didn't invent the buds, but they definitley made them famous
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SkullCandy brought back the huge ear covering headphones, but they added style.
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Beats revolutionized sound. Combining syle and studio level sound.
