Generally speaking, students who are admitted to universities need mobile phones and computers. As a brother or sister, if the economy is relatively rich, it is a good choice to choose these two gifts. You can choose a suitable mobile phone or computer according to your brother's needs.

History of mobile phones

183 1 year, Faraday discovered the phenomenon of electromagnetic induction in England. Maxwell further expounded the research results of Faraday and others with mathematical formulas, and extended the theory of electromagnetic induction to space. More than 60 years later, Hertz confirmed the existence of electromagnetic waves in experiments. The discovery of electromagnetic waves has become the turning point from "wired communication" to "radio communication" and the origin of the whole mobile communication.

As a scientist said, "Mobile phones were born on the shoulders of telegrams and telephones. Wireless communication is impossible without the efforts of predecessors. 65438+May 24th 0844. Morse's telegram sent the first telegram from Washington to Baltimore in human history. "What a miracle God has created! "