EVRC (Enhanced Variable Rate Codec) Narrowband

From NENA Knowledge Base

EVRC (Enhanced Variable Rate Codec) Narrowband is a speech codec developed to offer mobile carriers more network capacity while not increasing bandwidth requirements.

Relevant NENA Documents
Note: To find and download the document, copy the document number (like STA-010) from below and search the NENA Standards and Documents page.

NENA-STA-010, NENA i3 Standard for Next Generation 9-1-1

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