Of course, the speed provided by these standards did not allow full use of the Internet, but for web surfing, checking email was quite enough. It was allowed to implement the GSM add-ons - GPRS and the next EDGE. In addition to voice, the opportunity to transmit data. The birth of well-known 2G cellular standards has taken place. Already in the 90s there was a transition to digital networks. These were analog voice and voice messaging systems. The first generation of mobile networks (1G) appeared in the 80s of the last century.
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