Airtel has launched its 4G LTE trails in Hubli and Dharwad in Karnataka. It already launched 4G trails in Delhi, Hyderabad, Vizag, Madurai, Chennai, Coimbatore and Mumbai. For existing Airtel customers, the company is offering a complimentary upgrade to Airtel 4G at same price as 3G. Continue reading “Airtel launches 4G LTE trials in Hubli and Dharwad”