Sprint Announces Updates To Network Vision, Nationwide HD Voice, 30-Day Risk Free Trial
Sprint announces a raft of updates for its network and brings back the 30-day trial
AT&T Samsung Galaxy S4 Mini with HD Voice Launching Friday
AT&T sets pricing and launch details for the HD Voice capable Samsung Galaxy S4 Mini
AT&T Announces VoLTE Launch Set for May 23rd Branded As HD Voice
AT&T will be the first major US carrier to roll out VoLTE next week in select markets with a customized version of the Samsung Galaxy S4 mini