Hi, I am a customer of Airtel for the past few years. I am absolutely enjoying its signal quality and most of its value-added services apart from one thing. It’s the all-time traditional callertune. Look out for my review below:- Recently the callertune madness is creating psychic circles throughout the callers. Once we activate the callertune, all we get is this 5 second message. Only after that the callertune starts playing. Fun factor is that the mobile rings immediately (The automated voice have started playing already). I... read full review »