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The difference is clear

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 AT&T HD Voice-capable phone and must be located in an AT&T HD Voice coverage area.

coverage

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.

See current HD Voice coverage in select areas
See AT&T HD Voice capable devices

Check back regularly to view new HD Voice coverage areas.

Reliability claim based on third-party data regarding nationwide carriers' 4G LTE. LTE is a trademark of ETSI. 4G LTE is not available everywhere.

HD VOICE-CAPABLE DEVICES

iPhone 6 and iPhone 6 Plus

iPhone® 6 and iPhone 6 Plus include HD Voice for crystal clear conversations and reduced background noise.

FAQs

HD Voice technology delivers high-quality voice calls across the AT&T 4G LTE network. With HD Voice (within markets where HD Voice is deployed) you’ll experience clearer voice quality and reduced background noise. You can talk in a normal voice and be heard clearly even in noisy environments. Conversations will sound more natural, almost as if the person at the other end of the line is right there next to you. And with HD Voice, you can talk while surfing at 4G LTE speeds.

Both you and the person you’re calling must be AT&T customers on postpaid plans using properly provisioned AT&T HD Voice-capable devices while in an AT&T HD Voice coverage area.

HD Voice has crystal clear sound and reduced background noise.

HD Voice uses wide-band audio technology and noise cancellation. That means voices sound more natural and you’ll hear much less background noise compared to standard voice calls.

We’re enabling HD Voice service on a market-by-market basis. Check back regularly to att.com/hdvoice for HD Voice availability and coverage information.

At this time HD Voice calls are only available between AT&T customers using AT&T HD Voice-capable devices within AT&T HD Voice coverage areas.

If you or the person you’re talking with travel outside the HD Voice coverage area during an HD Voice call, your call automatically switches to our standard voice service.

There is no additional cost for AT&T HD Voice service. HD Voice is one more way AT&T is building a better network for our customers.

See AT&T HD Voice capable devices.

AT&T HD Voice devices are available nationwide. However, both calling parties must be within AT&T HD Voice coverage area, have AT&T HD Voice capable devices and phone numbers based within an AT&T HD Voice coverage area.

You’ll need an HD Voice-capable device to get HD Voice service. HD Voice-capable devices are designed to enhance voice quality and cancel background noise. Visit att.com/hdvoice to see our current selection of HD Voice-capable devices.

Yes. Our HD Voice-capable devices are available nationwide. However, your area must have HD Voice coverage before your device is enabled with HD Voice.

At this time, HD Voice from AT&T is not available internationally.

As with all smartphones from AT&T, the devices can be used internationally but not all features and services may be available. See att.com/international for more information.

Yes. Currently, the following features/services are incompatible with HD Voice service: GoPhone® prepaid service, Smart Limits, Ringback Tones, and OfficeDirect, and OfficeReach (for business customers).