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ETSI GTS GSM 03.68
- Digital cellular telecommunications system (Phase 2+) (GSM); Voice Group Call Service (VGCS); Stage 2 (GSM 03.68)
- standard by European Telecommunications Standards Institute, 05/01/1996
- Publisher: ETSI
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This GSM Technical Specification (GTS) 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.