Voice over LTE - Wikipedia
Voice over Long-Term Evolution (VoLTE) is a high-speed wireless communication standard for mobile phones and data terminals, including Internet of things (IoT) devices and wearables.
VoLTE: How to use it and why you should care | Android Central
VoLTE, or Voice over LTE, is how our phones and carriers transmit our voices during a call, so there's good reason to know Most U.S. carriers have rolled out the red carpet for VoLTE on LTE, or what most of us call 4G. By now, VoLTE is most likely available in your area, and if you upgraded your...