India first 4G Network is Airtel. It is sn open network. It is very fastest network. It gives Lte 4G experience in 4G smartphones. It is working too fastly. Too fast intetnet speed. And it is proved by an app that Airtel is the best 4FmG network. It has lot if towers in everyehere. You can experience 4G anywhere , anytime , anthing. Surfing is superfast. Downloading is awesome as compare to other smartphones. Best smartphone network in country. No doubt for any proble. Its server never slows down. So connect to open network. Get Airtel.