THIS NETWORK IS VERY BAD NETWORK FROM TATA INDICOM BECAUSE IN MY HOME WE HAVE USED A TATA INDICOM NETWORK FOR 1 YEARS IN A HUAI MOBILE AFTER THAT WE HAVE CHANGE FROM DATA INDICOM TO OTHER NETWORK . WE HAVE FACE PROBLEM IN USING THIS SIGNAL LIKE IT RECHARGE CARD ALSO NOT AVAILABLE IN SHOPS NEAR MY HOME, AND WHILE TRAVELLING IN IT SHOWS OUT OF SERVICE COMING TO ITS NETWORK IT IS BAD NETWORK NO SERVICE IN VILLAGE AND SMALL TOWN. IT COVERS ONLY SITES NOT IN VILLAGE . ITS CUSTOMER SERVICE IS ALSO NOT GOOD. CHARGES AND BILLING IS SOME WHAT GOOD BUT ITS SIGNAL IS TOO POOR.