ETSI EN 301 243
- Digital cellular telecommunications system (Phase 2) (GSM); Enhanced Full Rate (EFR) speech processing functions; General description (GSM 06.51 version 4.1.1)
- standard by European Telecommunications Standards Institute, 11/01/2000
- Publisher: ETSI
$9.00$17.50
Related Products
ETSI EN 300 778-2
Access and Terminals (AT); Analogue access to the Public Switched Telephone Network (PSTN); Protocol..
$7.00 $14.00
ETSI GTS 04.10
European digital cellular telecommunications system (Phase 1); Mobile radio interface layer 3; Suppl..
$15.00 $29.50
ETSI TS 101 207-1
Identification card systems; Telecommunications IC cards and terminals; Test methods and conformance..
$15.00 $29.50
ETSI TS 101 909-3
Access and Terminals (AT); Digital Broadband Cable Access to the Public Telecommunications Network; ..
$9.00 $17.50