Airtel rolls out VoLTE service in Gujarat; more states to follow soon

will be available only on 4G LTE enabled mobile devices with the Airtel 4G SIM. The company has made no changes in the tariff plans and the customers will be charged based on their base tariff plan for the calls over VoLTE. Also, in limited or no 4G network areas, the user will be able to make normal calls using 3G and 2G networks.