Browsing ETSI - European Telecommunications Standards Institute by Subject "1 kHz"

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      • ETSI ES 202 737 

        Type: standard
        Source: ETSI - European Telecommunications Standards Institute:;2010
        Organization : ETSI - European Telecommunications Standards Institute
        Abstract: The present document provides speech transmission performance requirements for 4 kHz narrowband VoIP handset and headset terminals; it addresses all types of IP based terminals, including wireless and soft phones.
        In ...
        Subject(s) : 1 kHz , 3 , gateway , quality , telephony , terminal , VoIP ,