My first sim card is airtel and this is very good card all we know that this is the fastest network and in intérnet also.but the internet worth is little bit high from others but steel my favourite.It take very less of roaming in India and steel airtel is my favourite and today I am using this only for internet.Its gives you high internet speed and very good network type.So go for it dont wait for other offers like jio no one provides this types of offers.I think airtel is now also the best in 4G.And wait for little bit of day airtel also provide you a big smartphone touch mobile phobe with free voice calls and internet its phones worth is 2500 indian rupee that is not high price so wait for it and use airtel and enjoy.