Digital cellular telecommunications system (Phase 2) (GSM); Mobile radio interface; Layer 3 specification (GSM 04.08)
NORMA vydána dne 30.5.1996
Designation standards: ETSI ETS 300557-ed.4
Publication date standards: 30.5.1996
The number of pages: 547
Approximate weight : 1672 g (3.69 lbs)
Country: European technical standard
Kategorie: Technické normy ETSI