Hello friends I am using vodaphone. And vodaphone give me a very good service. I am fully satisfied with vodaphone. I port my all mobile operators in my home into vodaphone.
Vodaphone just lonch 4g. And I gaot a free 4g sim. And 1gb ug data for a month.
And speed of 4g is very good.
You should try ones vodaphone.
Thanks.
Arjun : )