The second generation of wireless networks designed to improve on analog with digital circuit-switched solutions. The three main 2G technology standards are Global System for Mobile Communications (GS [..]

2nd-generation (2G) refers to the initial group of wireless technology standards that were digital instead of analog (1G). Digital increased capacity significantly over analog, permitting many more pe [..]

Second generation mobile telephony systems offering better quality at lower costs to the consumer through the digitisation of the signal and supporting voice, low speed data connections and short messaging services. GSM is the most widely used 2G standard.

GSM releases until R98. Includes voice, circuit switched data, SMS, fax, supplementary services.

the second-generation wireless-telephony standard, which uses digital instead of analog technology and supports data-transfer rates up to 9.6Kbps. This is the cellular standard currently in wide use. [..]

Second generation wireless service. Also known as Personal Communications Services (PCS), 2G arrived in 1990 and is the current wireless service available in North America. It is based on circuit-swit [..]

2G refers to the second generation (and 3G, the third generation) wireless telephone technology used by cellular providers. Because it is older technology, 2G is being replaced by 3G technology and will be shut down completely by December 31, 2016.

The name usually given to original GSM, CDMA, and TDMA networks. It uses the spectrum more efficiently than analog (1G) systems, and offers digital encryption of conversations. 2G networks introduced [..]

Second generation mobile telephony systems offering better quality at lower costs to the consumer through the digitisation of the signal and supporting voice, low speed data connections and short messaging services. GSM is the most widely used 2G standard.

Second-generation mobiles or mobile systems – 2G mobiles offer data, fax and SMS mobile services. 2G mobiles also offer limited data communications.

 2G (or 2-G) is short for second-generation wireless telephone technology. Second generation 2G cellular telecom networks were commercially launched on the GSM standard in Finland by Radiolinja (now part of Elisa Oyj) in 1991.[1] Three primary benefits of 2G networks over their predecessors were that phone conversations were digitally encrypted; 2G [..]