Table of Contents

Foreword
1 Scope
2 References
3 Definitions and abbreviations
  3.1 Definitions
  3.2 Abbreviations
4 Principles
5 Human factors guidelines
  5.1 User context
  5.2 System context
Annex A (informative): Screen Based Interface versus Phone
        Based Interface
      A.1 Some aspects provided from comparison with Screen
          Based Interfaces
Annex B (informative): Sound quality
      B.1 Sound quality
      B.2 Audio coding choice
      B.3 Message concatenation
      B.4 Speaker choice
      B.5 Style
      B.6 Text to speech
      B.7 Music
History

Abstract

Guidelines for the design of phone based interfaces to interact with computers, including audiotext, voice mail using DTMF input.

General Product Information

Published
Document Type	Standard
Status	Current
Publisher	European Telecommunications Standards Institute
Pages
ISBN
Committee	HF 1