I use airtel more then 7 year . Airtel is good network with good customer services.
And also all charges like imternet sms video calling is low as compare to other network. And l frim rular aria so airtel network good wotk in rular aria also. But other networks not good work there.and.
I use 2g and 3g both. Boths speed are extremely good and 3g speed like I use 4g.So plz. I recommend to all plz. Use airtel simcard