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Alexander Graham Bell created the first telephone. It consisted of two parts: a transmitter and a receiver. The transmitter would be the microphone of the telephone and the receiver would be the speaker.
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The first patent for the wireless phone came in 1966 thanks to George Sweigert. This phones were similar to the ones used in World War II by the military.
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Motorola invented the first mobile phone in 1973. It weighed 1.1 kg and measured 23 cm long, 13 cm deep and 4.45 cm wide.
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The first smartphone ever was presented by Nokia in 1996. It was described as "the pocket office".