Hi friends I am using tatadocomo service since 4years .it has many problems .first signal problem while travelling is doesnt recieve proper signals .second still they are in 3g techonology only .now a days people are fast forwaded and 5g also coming still they are in 3g mode .third was in 3g internet speed also worst automitcally jumps to 2g mode .customer service also not good they wont respond in proper manner firts itdoesnt connect to customer care also .plz guys dont go this type of networks