In recent weeks the tests were carried out on the new system Google VoLTE (Voice over LTE). The new system allow user to make calls and use data services via high-speed connection 4G (LTE). This service was available for those people who subscribe to its
Project Fi wireless service.
Project Fi service is operating as a mobile virtual network operator (MVNO) launched in 2015. The Project Fi, so that will also include Google VoLTE system, which is a revolutionary attempt for google to provide a system that allows any user to stay connected anytime. Its goal is to overcome and end any limitations to access, on any type of device.
At the moment Google VoLTE is only supported by some US operators, where the project is being tested, but Google intends to extend this service worldwide. User can take advantage of this service if they have Google Pixel, Pixel XL and Nexus 5X and 6P smartphone.