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We are pleased to announce that as of August 13, 2015, Qualcomm Global Trading Pte. Ltd., a subsidiary of Qualcomm Incorporated, has completed its acquisition of CSR plc. For more information, please see the press release. Sign up to our newsletter and be one of the first to hear our latest news.
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aptX™

Consistent, high-quality audio over Bluetooth®

About aptX

Qualcomm® aptX™ audio is a bit-rate efficient technology that ensures you receive the highest possible sound quality from your Bluetooth® audio device. We only authorise products to use the aptX logo once they have met our technology standards.

With aptX audio you can listen to music including streaming music from your favourite media services, without compromising on sound quality.

Key facts

We only issue the aptX logo to products that meet our technology standards

aptX is used to improve the audio quality in all kinds of products including wireless speakers, headphones and soundbars

aptX has been improving audio quality in pro-audio, broadcast and consumer applications for over 25 years

Details

High performance, non-destructive compression algorithm

Supports 48kHz / 16bit LPCM audio data

Supports a latency of less than 130ms

Delivers CD-like audio quality

©2015 Qualcomm Technologies International, Ltd.  and/or its affiliated companies.

Qualcomm Technologies International, Ltd. (formerly known as Cambridge Silicon Radio Limited) is a company registered in England and Wales with a registered office at: Churchill House, Cambridge Business Park, Cowley Road, Cambridge, CB4 0WZ. Registered Number: 3665875 | VAT number: GB787433096.
Nothing in these materials is an offer to sell any of the components or devices referenced herein.
References to "Qualcomm” may mean Qualcomm Incorporated, Qualcomm Technologies, Inc., Qualcomm Technologies International, Ltd., or other subsidiaries or business units within the Qualcomm corporate structure, as applicable.
Materials that are as of a specific date, including but not limited to press releases, presentations, blog posts and webcasts, may have been superseded by subsequent events or disclosures.
Qualcomm Incorporated includes Qualcomm's licensing business, QTL, and the vast majority of its patent portfolio. Qualcomm Technologies, Inc., a wholly-owned subsidiary of Qualcomm Incorporated, operates, along with its subsidiaries, including without limitation, Qualcomm Technologies International, Ltd., substantially all of Qualcomm's engineering, research and development functions, and substantially all of its products and services businesses. CSR products referenced on this page are products of Qualcomm Technologies International, Ltd. and/or its subsidiaries, while any Qualcomm  products referenced on this page are products of Qualcomm Technologies, Inc. and/or its subsidiaries.