I am using an IDEA network connection since 5 years the signals are always maximum some times in metro or basements I have faced a little problem while calling the plans of calling messages. data card are good and cheap compared to other Operator . they regulates the offers and plan in every phase of time and bring great offers especially for post paid users. now in Delhi. idea 3G internet is also available. I have used it and seriously it have a very high speed and the plan is also not very expensive.i really like this products
thanks