IEC 60958-3:20 21作为IEC 60958-3:20 21 RLV提供，其中包含国际标准及其红线版本，显示了与上一版本相比技术内容的所有变化。 IEC 60958-3:20 21规定了IEC 60958-1中定义的数字音频设备互连接口的消费者应用。IEC 60958-3:20 21取消并取代了2006年发布的第三版、修正案1:20 09和修正案2:20 15。本版构成技术修订版。与上一版相比，此版本包括以下重大技术变更: a)支持IEC 60958-5的相关部分。

IEC 60958-3:2021 is available as IEC 60958-3:2021 RLV which contains the International Standard and its Redline version, showing all changes of the technical content compared to the previous edition.

IEC 60958-3:2021 specifies the consumer application of the interface for the inter-connection of digital audio equipment defined in IEC 60958-1. IEC 60958-3:2021 cancels and replaces the third edition published in 2006, Amendment 1:2009 and Amendment 2:2015. This edition constitutes a technical revision. This edition includes the following significant technical changes with respect to the previous edition:
a) The relevant part of IEC 60958-5 is supported.