I am using airtel 4G from last seven months, first few months it was OK but now the network is slow and connection gets disrupted very frequently. the airtel is also providing the internet service well the speed of internet is worst than other network it use to give 150 KBPS at day time it is very slow I prefer not to buy airtel service. the customer care are not also responding. the signal is bad and internet speed is worst. they are showing us that airtel is fastest network in india tv ads.