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Telecommunications Industry Association , 07/01/2005
Publisher: TIA
File Format: PDF
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FOREWORD
These technical requirements form a standard for Service Option 56, a variable-rate two-way speech service option. The maximum speech-coding rate of the service option is 8.55 kbps.
This standard does not address the quality or reliability of Service Option 56, nor does it cover equipment performance or measurement procedures.
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