HD Voice is a nationwide feature, that dramatically improves in-call voice quality for compatible phones. You 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. Best of all, if you're using a phone that supports HD Voice, and the other party is as well, HD Voice automatically activates.
Want to know if your phone has HD Voice? Check our your phone's Tech Specs.
T-Mobile network coverage
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