ETSI TS 131121-V19.0.0

Universal Mobile Telecommunications System (UMTS); LTE; 5G; UICC-terminal interface; Universal Subscriber Identity Module (USIM) application test specification (3GPP TS 31.121 version 19.0.0 Release 19)

STANDARD published on 7.10.2026

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The information about the standard:

Designation standards: ETSI TS 131121-V19.0.0
Publication date standards: 7.10.2026
The number of pages: 714
Approximate weight : 2173 g (4.79 lbs)
Country: European technical standard
Category: Technical standards ETSI