Digital cellular telecommunications system (Phase 2+) (GSM); Mobile radio interface layer 3 specification (GSM 04.08 version 6.3.1 Release 1997)
STANDARD published on 25.8.1999
Designation standards: ETSI EN 300940-V6.3.1
Publication date standards: 25.8.1999
The number of pages: 631
Approximate weight : 1924 g (4.24 lbs)
Country: European technical standard
Category: Technical standards ETSI