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This invention was the first successful telephone transmitter based of Alexander Bell's first invention in 1876!
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This desk telephone, known as the Eiffel Tower telephone, was the first desktop headphone with a handset!
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This was the first dial telephone!
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This telephone was the Bell system's first handset telephone!
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This new and improved 202 model of the Bell System's telephones but was one of the very few telephone produced during WWII. As you can see it did not change in appearance from Model 102.
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The Motorola DynaTAC 8000X was the first cell phone created.
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This is the first portable phone created that did not need to be solely used in a car!
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You can do your own research on how the cellphone has changed drastically during this time period!