CONTENTS

 1     General
        1.1     Scope
        1.2     References
        1.3     Terms and definitions
        1.4     Abbreviations
 2     Overview on test procedures
 3     General considerations
        3.1     Hands-free parameters to evaluate
        3.2     General considerations about test equipment and calibration
        3.3     Selection of subjects
 4     Conversational test procedure
        4.1     Purpose
                  4.1.1     Benefits
                  4.1.2     Drawbacks
        4.2     Test parameters
        4.3     Test set-up
        4.4     Description of test procedure
        4.5     Reference conditions
 5     Double talk test procedure
        5.1     Purpose
                  5.1.1     Benefits
                  5.1.2     Drawbacks
        5.2     Test parameters
        5.3     Test set-up
        5.4     Description of test procedure
        5.5     Reference conditions
 6     Third-party listening test procedure
        6.1     Purpose
                  6.1.1     Benefits
                  6.1.2     Drawbacks
        6.2     Test parameters and scaling
        6.3     Test set-up and recording parameters
        6.4     Description of test procedure
        6.5     Reference conditions
Annex A - Corpus of the source signals
        A.1     Size and parameters of the corpus
        A.2     Design of each script