T-Mobile’s announcing the availability of brand new HD voice enhancements now available on their network nationwide, beginning today. HD Voice “dramatically improves in-call voice quality for customers with capable smartphones.” T-Mobile says customers will hear a more “true-to-life” call experience and more “natural-sound.” To experience HD voice, both parties on a call must be using a capable T-Mobile 4G smartphone, which includes the HTC One S, Nokia Astound and Samsung Galaxy S III.

T-Mobile is the first US provider to launch a true HD voice network nationwide.

T-Mobile today announced that HD Voice is now available on its network nationwide, dramatically improving in-call voice quality for customers with capable smartphones. Customers will hear a more true-to-life voice quality that’s fuller and more natural-sounding with significantly reduced background noise from street traffic, wind and crowd noise. To experience HD Voice, both parties on the call must use capable T-Mobile 4G smartphones such as the HTC One^™S, Nokia Astound and Samsung Galaxy S^® III on T-Mobile’s HD Voice-enabled nationwide network. T-Mobile is the first U.S. wireless provider to launch HD Voice nationwide.

“T-Mobile is enriching the customer experience on its network with our nationwide launch of HD Voice. In addition, multiple third-party tests have shown that the experience on T-Mobile’s nationwide 4G network rivals major competitors’ LTE networks,” said Neville Ray, chief technology officer, T-Mobile USA. “This year, we’re stepping on the gas again. We are making continued coverage improvements and launching an advanced LTE network that will reach 100 million people by mid-year and 200 million people by end of year.”