The GSM brand of Tata Teleservices, Tata DOCOMO launched its mobile services in Amritsar and Ludhiana in Punjab circle.

"In a market that is cluttered with many operators and throws up confusing options, we offer simplicity with our game-changing ''Pay for Exactly What You Use' proposition with per-second pricing model for everything, be it voice calls, VAS services or IVR interactions," said TTSL Vice-President (Corporate Affairs) Rajeev Narayan.