Terrestial Trunked Radio (TETRA) - Voice plus Data (V+D) - Part 10: Supplementary services stage 1; Sub-part 7: Short number addressing (Endorsement of the English version ETS 300392-10-7:1999 as German standard)
Edition 2000-05

Terrestrial Trunked Radio (TETRA) - Voice plus Data (V+D) - Part 10: Supplementary services stage 1; Sub-part 3: Talking Party Identification (TPI) (Endorsement of the English version ETS 300392-10-3:1999 as German standard)
Edition 2000-05

Terrestial Trunked Radio (TETRA) - Voice plus Data (V+D) - Part 10: Supplementary services stage 1; Sub-part 10-13: Call completion to busy subscriber (Endorsement of the English version ETS 300392-10-13:1999 as German standard)
Edition 2000-05

Terrestrial Trunked Radio (TETRA) - Voice plus Data (V+D) - Part 4: Gateways basic operation; Sub-part 3: Data networks gateway (Endorsement of the English version ETS 300392-4-3:1999 as German standard)
Edition 2000-05

Terristrial Trunked Radio (TETRA) - Voice plus Data (V+D) - Part 10: Supplementary services stage 1; Sub-part 23: Call completion on no reply (Endorsement of the English version ETS 300392-10-23:1999 as German standard)
Edition 2000-05

Digital cellular telecommunications system (Phase 2) - Half rate speech - Part 8: Test sequences for the GSM half rate speech codec (Endorsement of the English version ETS 300581-8:1998-04 as German standard)
Edition 2001-04

Terrestrial Trunked Radio (TETRA) - Voice plus Data (V+D) - Part 10: Supplementary services stage 1; Sub-part 10-20: Discreet listening (DL) (Endorsement of the English version ETS 300392-10-20:1999-05 as German Standard)
Edition 2001-08

Terrestrial Trunked Radio (TETRA) - Voice plus Data (V+D) - Part 14: Protocol Implementation Conformance Statement (PICS) proforma specification (Endorsement of the English version ETS 300392-14:1997 as German standard)
Edition 1999-07

Terrestrial Trunked Radio (TETRA) - Voice plus Data (V+D) - Part 4: Gateways basic operation; Sub-part 1: Public Switched Telephone Network (PSTN) (Endorsement of the English version ETS 300392-4-1:1999 as German standard)
Edition 1999-12

Terrestrial Trunked Radio (TETRA) - Voice plus Data (V+D) - Part 10: Supplementary services stage 1; Sub-part 9: Access priority (Endorsement of the English version ETS 300392-10-9:1999 as German Standard)
Edition 1999-12