Building you a better network
AT&T HD Voice uses our all-IP, 4G LTE network. With HD Voice, you can have crystal clear conversations while surfing the Web at 4G LTE speeds - all on the nation's most reliable 4G LTE network. It's the best of both worlds.
Reliability claim based on third party data regarding nationwide carriers' 4G LTE. LTE is a trademark of ETSI. 4G LTE not available everywhere.
iPhone® 7 includes HD Voice for crystal-clear conversations and reduced background noise.
*HD Voice has limited availability in select markets. May not be available in your area. Deployment is ongoing. HD Voice Requirements: To experience HD Voice, both parties on the call must be located in an AT&T HD Voice coverage area, have an AT&T HD Voice-capable device and SIM with an area code based in an HD Voice coverage area, and have HD Voice set up on their AT&T account. HD Voice-capable device selection is limited at this time. Incompatible Services or Features: The following services and features are currently incompatible with HD Voice: prepaid service, Smart Limits, Ringback Tones, and OfficeDirect and OfficeReach (for business customers). HD Voice is available at no additional cost; standard voice rates apply and are charged according to your wireless rate plan. Demo provides example of actual HD Voice call. Results not guaranteed.
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