Digital cellular telecommunications system (Phase 2+) - Voice Broadcast Service (VBS) - Stage 2 (Endorsement of the English version ETS 300934:1998-12 as German standard)
Edition 2001-06

Digital cellular telecommunications system (Phase 2+) - Mobile radio interface signalling layer 3 - General aspects (Endorsement of the English version ETS 300939:1997-12 as German standard)
Edition 2001-06

Digital cellular telecommunications system (Phase 2+) - Voice Group Call Service (VGCS) - Stage 2 (Endorsement of the English version ETS 300933:1998-12 as German standard)
Edition 2001-06

Digital cellular telecommunications system (Phase 2+) - Enhanced Multi-Level Precedence and Pre-emption service (eMLPP) - Stage 2 (Endorsement of the English version ETS 300932:1997-05 as German standard)
Edition 2001-06

Digital cellular telecommunications system (Phase 2+) - GSM Application Programming Interface (GSM-API) (Endorsement of the English version ETS 300917:1998-05 as German standard)
Edition 2001-06

Digital cellular telecommunications system (Phase 2+) - AT command set for GSM Mobile Equipment (ME) (Endorsement of the English version ETS 300916:1999-12 as German standard)
Edition 2001-06

Digital cellular telecommunications system (Phase 2+) - Terminal Adaptation Functions (TAF) for services using synchronous bearer capabilities (Endorsement of the English version ETS 300915:1998-07 as German standard)
Edition 2001-06

Terminal Equipment (TE) - Enhanced Man Machine Interface service for Videotex and Multimedia/Hypermedia retrieval services (Endorsement of the English version ETS 300709:1997 as German standard)
Edition 1999-06

Private Integrated Services Network (PISN) - Cordless Terminal Mobility (CTM) - Handover Additional Network Feature (ANF); functional capabilities and information flows (Endorsement of the English version ETS 300817:1998 as German standard)
Edition 1999-07

Human Factors (HF) - Assignment of alphabetic letters to digits on standard telephone keypad arrays; English version ETS 300640:1996
Edition 1997-04