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The introduction of ATRAC has revolutionized the way we listen to music. Now a new algorithm makes it even more advanced.

Overview

Learn about ATRAC the audio compression technology.

Technology

Learn more about the technology behind ATRAC.

Products

Introducing some of the products that use ATRAC.
ATRAC-compatible DevicesSemiconductor Products

Services

Services that ATRAC makes possible.

Special

Miscellaneous items relating to ATRAC.

ATRAC is the generic name for audio compression technology developed by Sony Corporation.

SPECIAL

ATRAC Audio Compression Technology Development Policy
Developer's Interview
Introduction to the ATRAC Audio Device (audio format) standard