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ETSI ES 202 740
M00001746
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ETSI ES 202 740 Speech and multimedia Transmission Quality (STQ); Transmission requirements for wideband VoIP loudspeaking and handsfree terminals from a QoS perspective as perceived by the user
standard by European Telecommunications Standards Institute, 01/01/2017
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Full Description
The present document provides speech transmission performance requirements for 8 kHz wideband VoIP loudspeakingand hands-free terminals; it addresses all types of IP based terminals, including wireless, softphones and group audioterminals.In contrast to other standards which define minimum performance requirements it is the intention of the presentdocument to specify terminal equipment requirements which enable manufacturers and service providers to enable goodquality end-to-end speech performance as perceived by the user.
In addition to basic testing procedures, the present document describes advanced testing procedures taking into accountfurther quality parameters as perceived by the user.
NOTE: The present document does not concern headset terminals.