Universal Mobile Telecommunications System (UMTS); Digital cellular telecommunications system (Phase 2+); Call Waiting (CW) and Call Hold (HOLD) Supplementary Service; Stage 2 (3GPP TS 23.083 version 4.2.0 Release 4)
STANDARD published on 30.4.2001
Designation standards: ETSI TS 123083-V4.2.0
Publication date standards: 30.4.2001
The number of pages: 40
Approximate weight : 120 g (0.26 lbs)
Country: European technical standard
Category: Technical standards ETSI