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ETSI ETS 300 933

M00000565

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ETSI ETS 300 933 Digital cellular telecommunications system (Phase 2+) (GSM); Voice Group Call Service (VGCS); Stage 2 (GSM 03.68 version 5.2.1)

standard by European Telecommunications Standards Institute, 08/01/1997

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This ETS specifies the stage two description of the voice group call service (VGCS) which allows speech conversation of a predefined group of service subscribers in half duplex mode on the radio link taking into account multiple subscribers involved in the group call per cell.