Mobile phones are called mobile phones or wireless phones, and are usually called mobile phones. At first, it was just a communication tool. Also known as mobile phone in the early days, it is a portable telephone terminal that can be widely used. It was originally developed from the battlefield mobile phone manufactured by Bell Laboratories in 1940. 1958, Soviet engineer Leonid. Kupriyan Norwich invented лк- 1 mobile phone, 1973, marty cooper, an American Motorola engineer, invented the world's first commercial mobile phone. After the 2G era and 3G era, it has developed to the 4G era, followed by the 5G era, and 5G commercialization has appeared in China.

The purpose of mobile phone learning is to add learning function to mobile phone, supplemented by mobile phone, and "learning" is the main thing; Learning mobile phone is mainly suitable for junior high school, high school, university and international students. Its function must be an all-round teaching tool integrating teaching materials and practical teaching materials, with "teaching" as the goal. It has obvious auxiliary effect on learning; You can carry it with you and enter the learning state at any time, which is the proper value as a learning mobile phone. With the improvement of people's health level and the extension of population life, the proportion of the elderly in the population is increasing. The elderly, who account for nearly one third of the population, need their own mobile phones. Their requirements for mobile phones are probably simple operation and large display font. After Celot first launched the mobile phone for the elderly, many manufacturers followed suit and developed their own brands of mobile phones for the elderly.