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Digital cellular telecommunications system (Phase 2) (GSM); Mobile radio interface; Layer 3 specification (GSM 04.08 version 4.21.1)
STANDARD published on 30.6.1998
Designation standards: ETSI ETS 300557-ed.10
Publication date standards: 30.6.1998
SKU: NS-313056
The number of pages: 461
Approximate weight : 1414 g (3.12 lbs)
Country: European technical standard
Category: Technical standards ETSI
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