AT&T has announced that it will launch its new HD Voice service in select markets on the 23rd of May, the service will be on an all-IP Voice Over LTE (VoLTE) network.
HD Voice on AT&T will launch in select areas in Illinois, Indiana, Minnesota and Wisconsin, the company also plans to expand the service to other areas.
HD Voice from AT&T will be enabled on the Samsung Galaxy S®4 mini—which will deliver some of the best software features from the Galaxy S 4 in compact form— with more devices to come. AT&T was the first to deliver Samsung’s Galaxy family of devices; and the introduction of VoLTE HD Voice in collaboration with Samsung marks yet another key milestone in offering the best selection of Samsung Galaxy series in the U.S.
You can find out more information about AT&T’s HD Voice over at their website at the link below.