New Delhi: Telecom major Bharti Airtel here on Monday announced the expansion of Voice over Wi-Fi service, "Airtel Wi-Fi Calling" to Mumbai, Kolkata, Andhra Pradesh, Karnataka, and Tamil Nadu.
The service was launched in the national capital earlier this month.
'Airtel Wi-Fi Calling' uses Wi-Fi networks to create a dedicated channel for voice calls and allows customers to make telco-grade calls to any network. It improves customer experience as one can seamlessly switch to Airtel Wi-Fi Calling, according to an Airtel statement, here.