Digital cellular telecommunications system (Phase 2+); GSM Cordless Telephony System (CTS), Phase 1; CTS supervising system layer 3 specification (3GPP TS 44.057 version 9.0.0 Release 9)
STANDARD published on 13.1.2010
Designation standards: ETSI TS 144057-V9.0.0
Publication date standards: 13.1.2010
The number of pages: 50
Approximate weight : 150 g (0.33 lbs)
Country: European technical standard
Category: Technical standards ETSI