How much is the oldest mobile phone worth now?

In the 1980s, the market price of mobile phones was 28,000 yuan, including 6,000 yuan for network access and 0/000 yuan for pre-deposit. By June, 1987, 1 1, Guangdong Province had opened the first mobile communication network in China, with the first batch of 700 users.

Their mobile phone is a "mobile phone" like half a narrow brick, but it only became popular a few years before it came out. When most people have one and it is the latest model, it was renamed as a mobile phone.

brief introduction

The mobile phone was first invented by Motorola engineers in the United States in 1973, which is the common name of mobile phone.

But it was only popular in the first few years when the mobile phone appeared. When most people had one and it was the latest model, it was renamed as a mobile phone.

At present, the so-called second generation mobile phones (2G) are the most widely used in the world, mainly GSM and CDMA. They are all in digital format. Besides voice communication, they can also send and receive short messages (SMS), multimedia messages (MMS) and wireless application protocol (WAP).

GSM is the most popular in Chinese mainland and Taiwan Province province, and CDMA and PHS mobile phones are also very popular. The whole industry is in the process of migrating to the third generation mobile phone (3G).

Generally, the appearance of a mobile phone should include at least one LCD screen and a set of buttons (some touch-screen phones reduce buttons).

In addition to typical telephone functions, some mobile phones also include PDA, game machine, MP3, camera, photography, recording, GPS and other functions, and there is a trend to develop to PDA with mobile phone functions.

Baidu Encyclopedia-Mobile Phone