After earlier reports, Airtel has officially launched its 4G LTE trails in Chennai. It is based on 1800MHz FDD-LTE band 3, which the company acquired last year. Chennai becomes the first city in the country to get the Airtel’s FDD-LTE service. It currently offers TDD-LTE services in Pune, Kolkata, Bengaluru, Chandigarh and Amritsar. It is currently offering complimentary upgrade to Airtel 4G at same price as 3G. Continue reading “Airtel officially launches 4G FD-LTE trials in Chennai, lets customers upgrade to 4G at same price as 3G”