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What Is the Difference Between G.711, G.729, and GSM and Why Does the Codec Matter?

/ For Call Centres, Interconnect, Telecoms & Data

A Codec is a technical term for the following variations, which essentially mean the same thing: compression - decompression / compressor - decompressor / Code Decode. In practice the compression and decompression is done by a computer program for the purpose of transmitting data over a data connection and allows them to be translated when they reach their destination. Within the telecommunications industry, the data transmitted through the Codec would be the packets of data that make up a call.
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