Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); Cellular text telephone modem; Minimum performance requirements (3GPP TS 26.231 version 5.2.1 Release 5)
NORM herausgegeben am 31.1.2005
Designation standards: ETSI TS 126231-V5.2.1
Publication date standards: 31.1.2005
The number of pages: 17
Approximate weight : 51 g (0.11 lbs)
Country: European technical standard
Kategorie: Technische Normen ETSI