Introduction
1 Scope
2 Normative references
3 Definitions and abbreviations
3.1 Definitions
3.2 Abbreviations
4 General requirements
5 Interconnections
5.1 General requirements
5.2 Requirements for two-way speech communication
6 Communications
6.1 General requirements
6.2 Non-dedicated paths
6.3 Dedicated paths
6.4 Voice communicators
7 Tests
7.1 Determining availability
Annex A (normative) Test method for electro-acoustical
2-way speech tests of loudspeaker
output and microphone input of the
local unit
A.1 Loudspeaker
A.2 Microphone
Bibliography
Tables