What is 3G and 4G (URDU)?

Today internet is a basic requirement for everyone.Mobile phone is a big contributor in internet industry.In beginning,when mobile was introduced,it was only used for calls but with the passage of time and development in mobile technology,now it is the most common device for internet connectivity.In this video we will discuss the step by step revolution in mobile technology.This video will give you basic concepts about mobile generations,like 1G,2G,3G,4G & coming %G.

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