Terminal Equipment (TE) - Telephony for the hearing impaired - Electrical coupling of telephone sets to hearing aids; English version ETS 300679:1996
Edition 1997-11

Satellite Earth Stations and Systems (SES) - Control and monitoring functions at a Very Small Aperture Terminals (VSAT); English version ETS 300160:1997
Edition 1998-03

Digital Enhanced Cordless Telecommunications (DECT) - Global System for Mobile communications (GSM); Integrated Services Digital Network (ISDN); DECT access to GSM via ISDN - General description of service requirements; English version ETS 300787:1997
Edition 1998-07

Health informatics - Secure User Identification for Health Care - Management and Security of Authentication by Passwords; English version EN 12251:2004
Edition 2005-07

Integrated Services Digital Network (ISDN); Malicious Call Identification (MCID) supplementary service; functional capabilities and information flows; english version ETS 300129:1992
Edition 1992-11

Integrated Services Digital Network (ISDN); Meet-Me Conference (MMC) supplementary service; service description; English version ETS 300164:1992
Edition 1993-09

European digital cellular telecommunications system (Phase 2) - Base Station Controller - Base Transceiver Station (BSC-BTS) interface - Layer 2 specification; English version ETS 300595:1994
Edition 1995-02

Integrated Services Digital Network (ISDN); Multiple Subscriber Number (MSN) supplementary service; service description; english version ETS 300050:1991
Edition 1992-09

Attachment requirements for Data Terminal Equipment (DTE) to connect to Packet Switched Public Data Networks (PSPDN) using CCITT recommendation X.25 (1984) interface; requirements applicable to DTEs subscribing to Multilink operation; english version ETS 300124:1991
Edition 1992-08

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