1 janv. 1990 - Second Generation Celluar Network

Description:

GSM (Global System for Mobile Communications) phone launched and 2G digital cellular networks replaced the 1G analog system.

2G made Text messages, picture messages, and multimedia messages (MMS) possible, creating a whole new way for people to communicate.

2G offers a theoretical maximum transfer speed of 40kbits, but with the help of Enhanced Data Rates for GSM Evolution, there is a theoretical maximum transfer speed of 384 kbit/s

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