ETSI TS 131121-V18.7.0

Universal Mobile Telecommunications System (UMTS); LTE; 5G; UICC-terminal interface; Universal Subscriber Identity Module (USIM) application test specification (3GPP TS 31.121 version 18.7.0 Release 18)

STANDARD published on 12.10.2026

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The information about the standard:

Designation standards: ETSI TS 131121-V18.7.0
Publication date standards: 12.10.2026
The number of pages: 17
Approximate weight : 51 g (0.11 lbs)
Country: European technical standard
Category: Technical standards ETSI