Digital cellular telecommunications system (Phase 2) - Call Waiting (CW) and Call Hold (HOLD) supplementary services - Stage 3 (Endorsement of the English version ETS 300567:1996-08 as German standard)
Edition 2001-04

Digital cellular telecommunications system (Phase 2) - Call Barring (CB) supplementary services - Stage 3 (Endorsement of the English version ETS 300571:1996-08 as German standard)
Edition 2001-04

Digital cellular telecommunications system (Phase 2) - Subscriber data management - Stage 2 (Endorsement of the English version ETS 300629:1996-11 as German standard)
Edition 2001-04

Digital cellular telecommunications system (Phase 2) - Full rate speech - Part 1: Processing functions (Endorsement of the English version ETS 300580-1:1998-03 as German standard)
Edition 2001-04

Digital cellular telecommunications system (Phase 2) - Full rate speech - Part 2: Transcoding (Endorsement of the English version ETS 300580-2:1998-03 as German standard)
Edition 2001-04

Digital cellular telecommunications system (Phase 2+) - Mobile radio interface layer 3 specification - Radio Resource Control Protocol (GSM 04.18 version 8.4.1 Release 1999) (Endorsement of the English version EN 301503 V8.4.1 (2000-10) as German standard)
Edition 2004-03

Digital cellular telecommunications system (Phase 2+) - GSM Cordless Telephony System (CTS), Phase 1 - CTS-FP Radio subsystem (GSM 05.56 version 8.0.1 Release 1999) (Endorsement of the English version EN 302408 V8.0.1 (2000-10) as German standard)
Edition 2004-03

Methods of measuring the characteristics of reproducing equipment for digital audio compact discs; (IEC 61096:1992/A1:1996); Amendment A1; German version EN 61096:1993/A1:1996
Edition 1998-08

Network Aspects (NA) - Digital coding of component television signals for contribution quality applications in the range 34-45 Mbit/s (Endorsement of the English version ETS 300174:1992 + A1:1997 as German standard)
Edition 2000-06

Digital cellular telecommunications system (Phase 2) - Handover procedures (Endorsement of the English version ETS 300527:1996-09 as German standard)
Edition 2001-04