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How Alexander started developing the phone
Alexander Graham Bell worked on the improvement of the telegraph, which later became the telephone. When he started to make this gadget, we would not have survived without it. -
First phone call
In 1876, Alexander Graham Bell made the first call. Bell's name is Watson. Both were in separate rooms, and they exchanged some unclear words, but this was the end of the telegram. -
Candlestick phone
The candlestick phone is divided into two parts: one is speaking, the other is listening. A company called Western Electric is the main distributor. -
Rotary and Push-Botton
Rotary phones became very popular in 1960 because it had the same functions as calling people, speaking and listening.
Three years later, the Push-Botton phone was launched, which made it easier to mark numbers. -
The first portable phone
In 1984, Motorola DynaTAC 8000X was launched, which was the first phone that people could buy in a store. This gadget is the first CELL phone and the price is US$3,995. -
Today
In the past ten years, the telephone has developed very rapidly. Today, people can buy a simple smartphone for less than $50, or a complex smartphone for $1,000.
