As this provides a very fast internet .In the present situations according to the generations this was introduced 4G and many users are slowly raising towads 4G as airtel supports and provides a very fast browsing and its happy to listen 4G in these situation and the signal is every where as we all know that and the offers were also good for the people to maintain this service.so it is very use full where ever we are we can access the net in no time so it is useful.