Digital cellular telecommunications system (Phase 2) - Attachment requirements for Global System for Mobile communications (GSM) - Mobile stations in the DCS-1800-band and additional GSM 800 band; Telephony (GSM 13.02 version 4.0.1) (Endorsement of the English version EN 301420 V 4.0.1 (1999-12) as German standard)
Edition 2003-04

Digital cellular telecommunications system (Phase 2+) (GSM) - Voice Activity Detection (VAD) for Adaptive Multi-Rate (AMR) speech traffic channels - General description (GSM 06.94 version 7.1.1 Release 1998) (Endorsement of the English version EN 301708 V 7.1.1 (1999-12) as German standard)
Edition 2003-08

Digital cellular telecommunications system (Phase 2) - Comfort noise aspects for Enhanced Full Rate (EFR) speech traffic channels (GSM 06.62 version 4.0.1) (Endorsement of the English version EN 301247 V 4.0.1 (1997-12) as German standard)
Edition 2003-11

Digital cellular telecommunications system (Phase 2+) - Attachment requirements for Global System for Mobile communications (GSM) - Part 3: Advanced Speech Call Items (ASCI); Mobile Stations; Access (GSM 13.68, version 5.0.2, Release 1996) (Endorsement of the English version EN 301419 V 5.0.2 (1999-11) as German standard)
Edition 2003-04

Digital cellular telecommunications system (Phase 2+) - Attachment requirements for Global System for Mobile communications (GSM) - High Speed Circuit Switched Data (HSCSD) Multislot Mobile Stations - Access (GSM 13.34 version 5.1.1 Release 1996) (Endorsement of the English version EN 301419-2 V5.1.1 (2000-04) as German standard)
Edition 2004-03

Digital cellular telecommunications system (Phase 2+) - Attachment requirements for Global System for Mobile communications (GSM) - Railways Band (R-GSM) - Mobile Stations - Access (GSM 13.67 version 5.1.1 Release 1996) (Endorsement of the English version EN 301419-7 V5.1.1 (2000-08) as German standard)
Edition 2004-03

Digital cellular telecommunications system (Phase 2) - Voice Activity Detector (VAD) for Enhanced Full Rate (EFR) speech traffic channels (GSM 06.82 version 4.0.1) (Endorsement of the English version EN 301249 V 4.0.1 (1997-12) as German standard)
Edition 2003-11

Digital cellular telecommunications system (Phase 2) - Radio Link Protocol (RLP) for data and telematic services on the Mobile Station-Base Station System (MS-BSS) interface and the Base Station System-Mobile-services Switching Centre (BSS-MSC) interface (Endorsement of the English version ETS 300563:1998-10 as German standard)
Edition 2001-04

Digital cellular telecommunications system (Phase 2+) - Specification of the cordless telephony system subscriber identity module for both fixed part and mobile station (GSM 11.19 version 7.0.3 Release 1998) (Endorsement of the English version EN 302409 V 7.0.3 (2000-08) as German standard)
Edition 2003-08

Digital cellular telecommunications system (Phase 2) - Use of Data Terminal Equipment-Data Circuit terminating Equipment (DTE-DCE) interface for Short Message Service (SMS) and Cell Broadcast Service (CBS) (Endorsement of the English version ETS 300585:1997-04 as German standard)
Edition 2001-04