Airtel is one of the best mobile operators and it is very speed!the speed of the internet is very good and it has very good plans to choose from!the network of this mobile operator is good and nice!the call rate plans are also very nice!the customer service of airtel is nice and good!nowadays airtel is giving very good offers for both calls and data!the charges and billing was not good before but now the charges and billing is also good!overall the network is very nice and speed!i would recommend airtel to buy!good network!