Audio

As the world's leading Bluetooth LE company, Nordic is an expert at helping its customers build class-leading Bluetooth LE Audio solutions into any audio product.

Nordic's customers include the world's leading brands and pioneers in wireless speakers and soundbars, headphones, musical instruments, microphones, and hearing aids.

Bluetooth LE Audio is enhancing audio quality for music streaming and the lives of millions of people who wear hearing aids worldwide. It is also enabling brand new, exciting use cases including Auracast wireless audio sharing and broadcasting to an unlimited number of receivers.

Nordic's Bluetooth SoCs are built for LE Audio

At the heart of Nordic's wireless audio solutions is a fully-featured LE Audio software stack that is optimized to run on Nordic's market-leading, ultra-low power Bluetooth SoCs.

LE Audio brings the best audio quality ever to Bluetooth audio products. When combined with Nordic's class-leading Bluetooth hardware, you also get the best reliability in real-world operating environments, and the best battery life.

What Nordic offers:

Comprehensive LE Audio stack optimized for Nordic SoCs
Ultra-low power consumption for ultra-extended playtimes
Sub 30ms end-to-end audio latency for a seamless end user experience
LC3 codec for superior audio quality even at lower data rates
Configurable LE Audio stack that can be optimized to your application
Parallel operation with standard non-audio Bluetooth LE data connections
Connected Isochronous Stream (CIS) support that operates like Bluetooth Classic to ensure compatibility with legacy devices
Broadcast Isochronous Stream (BIS) (Auracast) support to allow for simultaneous audio broadcasting

Are you planning an audio project?

Highlighted applications

Earbuds	Headsets	Walkie talkies
Headphones	Speakers	USB Dongle
Microphones	Hearing aids	Auracast Broadcaster / receiver

Wireless protocols for Audio

Bluetooth LE Audio

As the Bluetooth Low Energy market leader, Nordic is your best choice for LE Audio solutions. LE Audio is the next generation of Bluetooth Audio, making audio streaming over Bluetooth Low Energy possible. It enables new use cases and significantly reduces power consumption compared to Classic (BR/EDR) Audio.

2.4 GHz proprietary

2.4 GHz flexibity and simplicity

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Recommended hardware

nRF5340 SoC

Dual-core Bluetooth 5.4 SoC supporting Bluetooth Low Energy, Bluetooth mesh, NFC, Thread and Zigbee

128 MHz Arm Cortex-M33 CPU with
1 MB Flash + 512 KB RAM
64 MHz Arm Cortex-M33 CPU with
256 KB Flash + 64 KB RAM
Bluetooth Low Energy
Bluetooth Direction Finding
Bluetooth mesh
Thread, Zigbee
ANT
NFC
Advanced security
USB, QSPI, HS-SPI
105 °C extended operating temperature
1.7-5.5 V supply voltage range

nRF54H20 WLCSP bluetooth le/bluetooth low energy bt module Matter protocol Matter development Developing for Matter

nRF54H20 SoC

Sampling now: Revolutionary multiprotocol and multiprocessor SoC with world-leading processing power and efficiency, ample memory, record-breaking radio, and state-of-the-art security.

nRF54L15 SoC

Sampling now: Ultra-low power multiprotocol SoC that takes the nRF52 Series to the next level, with a massive leap forward in performance, efficiency, and security.

Recommended software

nRF Connect SDK

nRF Connect SDK is a common software development kit for Bluetooth Low Energy, Wi-Fi, cellular IoT, Bluetooth mesh, Thread, Zigbee and Matter. It supports all our nRF52, nRF53, nRF70 and nRF91 Series wireless devices.