Integrated Services Digital Network (ISDN); circuit-mode 64 kbit/s 8 kHz structured bearer service category usable for 3,1 kHz audio information transfer; service description; english version ETS 300110:1992
Edition 1993-04

Terminal Equipment (TE); videotex; audio syntax; english version ETS 300149:1992
Edition 1992-11

Integrated Services Digital Network (ISDN) - Telephony 7 kHz teleservice - Service description; English version ETS 300263:1994
Edition 1994-11

Integrated Services Digital Network (ISDN) - Audio characteristics of terminals designed to support conference services in the ISDN; English version ETS 300807:1997
Edition 1998-07

Terminal Equipment (TE) - Integrated Services Digital Network (ISDN) - Multipoint communications for audiovisual services; main functionalities and basic requirements for Multipoint Control Units (MCUs); English version ETS 300483:1996
Edition 1996-12

Societal Security - Video-surveillance - Export interoperability (ISO 22311:2012); German version EN ISO 22311:2014
Edition 2016-12

Integrated Services Digital Network (ISDN) - Audiovisual services - Inband signalling procedures for audiovisual terminals using digital channels up to 2048 kbit/s; English version ETS 300143:1994
Edition 1994-12

Integrated Services Digital Network (ISDN) - Videoconference teleservice - Service description; English version ETS 300678:1996
Edition 1997-11

Integrated Services Digital Network (ISDN); 3,1 kHz telephony teleservice; end-to-end compatibility requirements for telephony terminals; english version ETS 300082:1992
Edition 1992-06

Integrated Services Digital Network (ISDN); telephony 3,1 kHz teleservice; service description; english version ETS 300111:1992
Edition 1993-04