Clear conversations and reduced background noise so you feel like you're right next to each other. Make and receive high-definition voice calls and enjoy:
- Crisp call quality
- Less background noise
- Simultaneous voice and data at 4G LTE speeds
To use AT&T HD Voice, both caller and receiver need an HD Voice capable phone and must be located within HD Voice coverage areas. Not all carriers have interoperability with AT&T HD Voice.