Updated: 10/11/2021 by Computer Hope
2G or second generation

Short for second generation, 2G is a term used to denote the second generation of cellular phone technology established in 1991 under the GSM standard.

2G features

2G brought fully-digital features to what were previously analog cellular networks. These features included improved security, frequency spectrum efficiency, SMS (short message service) text messages, MMS (multimedia messages), and picture messages.


2G was also the first to employ PCS (personal communications services).

Cell phone, Computer abbreviations, Phone terms, Text messaging, Wireless