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AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
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1 gen 1990 anni - 2G

Descrizione:

By this time, phones began transitioning to 2G digital networks. With 2G, phone conversations were digitally encrypted, enables more usersper frequency band, and has data services for mobile with SMS text messaging.

Aggiunto al nastro di tempo:

Important events in the history of mobile phones

ByJason
8 feb 2020
0
0
302

Data:

1 gen 1990 anni
Adesso
~ 35 years ago
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