Qualcomm® aptX™ Adaptive Audio

The next generation of aptX

No wires? No worries

aptX Adaptive audio technology has been designed to provide a Bluetooth wireless alternative to traditional wired systems that works seamlessly across all applications, including gaming, video and music.

Dynamic low latency mode

Great for gamers, it keeps audio in sync with media, reducing dreaded audio/lip-synchronization issues.

Adaptive bit rate

The bit rate adjusts to provide seamless glitch-free audio no matter where you are.

HD quality audio

Whatever the device, wherever you are, you can enjoy high resolution Bluetooth wireless audio.

Why Qualcomm® aptX™ Adaptive audio?

aptX Adaptive was created to answer your demands as a tech-savvy user. It promises high resolution, uninterrupted audio that simply works, delivering a premium and robust solution.


We live in an increasingly wire-free world

Experience the same audio quality wirelessly

High resolution audio

Get the very most from your music

Designed for more than music

Enjoy glitch-free audio anywhere

Headphones for gaming

Immerse yourself in mobile gaming with synchronised audio and video

5G mobile broadband for VR & AR

Encounter new, immersive experiences, faster

Key Features

Adjusts performance based on environment

Crowded RF environments are no longer a worry. Wherever you are, enjoy the same high-quality sound.

Low-latency mode

Designed to support video and gaming, aptX Adaptive delivers a fully immersive experience.

Dynamically auto-adjusts

Adjusts to what’s playing on your device, be that videos, music or gaming to help eliminate connectivity issues.

Audio that simply works

No user control or configuration needed – a robust and consistently premium experience.

“No statistically significant difference between Qualcomm® aptX™ Adaptive at 420kbit/s and Linear Audio at 24bit / 96kHz”

 - Salford University independent test results, June 2018

Technical Specifications

  • Low system latency approx. 80ms 
  • Backwards compatible with aptX aptX HD in stereo headsets
  • Backwards compatible with aptX in earbuds and stereo headsets
Bit Rate
  • Dynamic bit-rate adaptation designed to ensure consistently robust audio streaming in challenging RF environments
  • Bit-error resilience is designed to help maintain audio quality in challenging RF environments
  • Dynamic bit rate and latency adaptation based on handset user application focus without user intervention
  • Typically, 279kbps to 420kbps

Meet the aptX family

Qualcomm aptX is a product of Qualcomm Technologies, Inc. and/or its subsidiaries.