3G is the abbreviation of 3rdGeneration, the third generation mobile communication technology.
Relative to the first generation analogue phones (1G) and second-generation GSM, TDMA and other digital mobile phone (2G),the third-generation mobile phones, generally speaking, it is the new generation mobile communication system which is the combination of wireless communications and multimedia communications such as international internet. It can handle images, music, video streaming and other various media forms, it also provides web browsing, conference calls, e-commerce and other information services.
And compared to 2G networks, 3G networks have the advantages of faster speed, more personalized choice, broader coverage, more abundant business services. One of the biggest advantages is the high-speed data download capability which compares to the speed of 2.5G (GPRS/CDMA1x) 100k. 3G can reach around 300k-1M, this is faster several times than the family ADSL broadband speeds.