ETSI ETS 300957-ed.1

Digital cellular telecommunications system; Unstructured Supplementary Service Data (USSD); Stage 3 (GSM 04.90 version 5.0.1)

STANDARD published on 30.5.1997

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The information about the standard:

Designation standards: ETSI ETS 300957-ed.1
Publication date standards: 30.5.1997
The number of pages: 16
Approximate weight : 48 g (0.11 lbs)
Country: European technical standard
Category: Technical standards ETSI