IEC 63087-1:2021

Assistive listening devices and systems for active assisted living - Part 1: General

IEC 62731:2018

Text-to-speech for television - General requirements

IEC 63080:2017

Accessibility terms and definitions

IEC 62944:2016

Audio, video and multimedia systems and equipment - Digital television accessibility - Functional specifications

IEC TR 63071:2016

Power supplying scheme for wearable system and equipment