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Digital cellular telecommunications system (Phase 2) (GSM); Interworking between Phase 1 infrastructure and Phase 2 Mobile Stations (MS) (GSM 09.90 version 4.9.0)
STANDARD published on 30.10.1997
Designation standards: ETSI ETR 111-ed.7
Publication date standards: 30.10.1997
SKU: NS-311659
The number of pages: 20
Approximate weight : 60 g (0.13 lbs)
Country: European technical standard
Category: Technical standards ETSI
Latest update: 2026-05-21 (Number of items: 2 279 760)
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