A New Architecture for the Next Generation of Bluetooth® Audio
LE Audio introduces an entirely new architecture for supporting audio applications using Bluetooth technology and sets the stage for the next 20 years of innovation in wireless audio. This page provides an overview of the enhanced, new, and upcoming Bluetooth Specifications that define LE Audio.
ON-DEMAND WEBINARSIG Member Only
Important Updates on LE Audio Schedules, Branding & Requirements
Watch this detailed discussion of adoption and publication of the final set of LE Audio specifications, along with our plans to announce, promote, and celebrate the milestone.
The Bluetooth Specifications that define LE Audio
| Specification | Description | ||
|---|---|---|---|
|
The Bluetooth Core Specification was enhanced in December 2019 to enable delivery of audio over Bluetooth LE, including a new LE Isochronous Channels feature. |
|||
|
A new specification released in September 2020 that defines a high-quality, low-power audio codec. |
|||
|
Generic Audio Framework Specifications |
A set of new specifications that define a flexible middleware for transmitting and controlling audio over Bluetooth LE. |
||
|
Stream Management PACS: Published Audio Capabilities Service |
A set of new specifications that define basic interoperability for audio devices, including capability discovery and configuration of unicast and broadcast audio streams. |
||
|
Media Control |
A set of new specifications that define media control. |
||
|
Call Control |
A set of new specifications that define call control for all types of telephony. |
||
|
Common Audio |
A set of new specifications that defines the application of isochronous audio streams with multiple devices in multi-service situations, along with the integration of media and volume controls. |
||
|
Coordinated Devices |
A set of new specifications that define how to identify and treat devices as part of a coordinated set. (e.g., true wireless earbuds, home stereo speakers). |
||
|
Microphone Control |
A set of new specifications that define microphone control. |
||
|
Volume Control |
A set of new specifications that define volume control and balance. |
||
|
Use Case Profiles |
A set of new specifications that define interoperable support for existing and new audio use cases based on LE Audio. |
||
|
A new specification that defines global, interoperable support for telephony and media audio, replicating and extending the two primary use cases for Bluetooth Classic Audio today. |
|||
|
A new set of specifications that define global, interoperable support for Bluetooth audio on hearing assistance devices such as hearing aids and associated hearing reinforcement solutions. |
|||
|
A new specification that defines global, interoperable support for broadcast audio use cases such as public address systems and televisions. |
|||
Related Resources
Packetcraft And ESPICO Accelerate Development Of Bluetooth LE Audio Devices On Arm
The technology we use in our homes and pockets today allows effortless access to…
Unlimited Audio Sharing is Now Possible with Bluetooth® Auracast™
Auracast™ broadcast audio breathes new life into how we audibly experience our day-to-day lives.…
LE Audio Ready For Developers Of Next-Generation Wireless Sound Products
Technology described as the ‘future of wireless sound’ allows engineers to enhance the sound…
Game Changer: Live Experiences Reinvented Wirelessly
Bluetooth® LE Audio wireless streaming presents a radical paradigm shift for live music and…
Bluetooth SIG Announces Auracast™ Broadcast Audio, Allowing Unlimited Audio Sharing to Earbuds, Speakers or Hearing Devices
The Bluetooth Special Interest Group (SIG), the trade association that oversees Bluetooth® technology, today…
Auracast is coming to Bluetooth, boosting movement, inclusion, and participation for hearing device users
The Bluetooth Special Interest Group (SIG), the standards mover and shaker for the short-range…
Auracast™ Broadcast Audio – the Next-Generation ALS
The need for better audio accessibility is greater now than ever before. According to…
Bluetooth Auracast will make the shared audio experience possible
The Bluetooth Special Interest Group has announced Auracast, an upcoming broadcasting capability in Bluetooth…
Auracast™ Broadcast Audio Will Deliver Life-Changing Audio Experiences
Until recently, Bluetooth® technology only supported point-to-point communications for audio. LE Audio changes that by…
Bluetooth Auracast™ broadcast audio demo by CEVA
CEVA’s Bluetooth 5.3 Platform IP supports Auracast™ broadcast audio, transforming the shared audio experience.…
Just Announced: Auracast Broadcast Audio - A New Bluetooth Capability
20 years ago, Bluetooth® technology cut the audio cord, introducing the world to wireless…
Introducing Auracast™ Broadcast Audio
See how Auracast™ broadcast audio will deliver life-changing audio experiences and bring a new…
Important Updates on LE Audio Schedules, Branding & Requirements
Download the webinar Q&A (PDF) Thanks to the tireless commitment of our member companies,…
2022 Bluetooth Market Update
Featuring new market insights and industry forecasts from ABI Research and other analyst firms...
The Future Of Sound: Envisioning The Ecosystem Of Bluetooth LE Audio
When the Bluetooth 4.0 specification was released, Bluetooth Smart (now Bluetooth Low Energy (LE))…
Introducing Bluetooth® LE Audio
Now available for free digital download, get your copy of this in-depth, technical overview of the LE Audio specifications.
The 2021 State of Sound Report
The State of Sound Report is an annual study featuring research insights based on…
Bluetooth® Core Specification Version 5.3 Feature Enhancements
Bluetooth® Core Specification version 5.3 includes several feature enhancements with the potential to improve…
2021 Bluetooth Market Update
Supported by updated forecasts from ABI Research and insights from several other analyst firms, the Bluetooth Market Update highlights the latest Bluetooth trends and forecasts.
Bluetooth Market Research Note - Assistive Hearables
Bluetooth Market Research Notes provide in-depth analysis of trends and forecasts highlighted in the…