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Additional Conferencing Information
Polycom®, Inc. 215
Stereo
The Siren 22Stereo, G.719Stereo, and SirenLPR audio algorithms are supported at the following bit rates.
Audio algorithms supported for ISDN
Siren22Stereo, G.719Stereo, and SirenLPR vs Bitrate
Audio Algorithm Minimum Bitrate (kbps)
Siren22Stereo_128k
1024SirenLPRStereo_128k
G.719Stereo_128k
Siren22Stereo_96k
512
SirenLPRStereo_96k
G.719Stero_96k
Siren14Stero_96k
SirenLPRStereo_64k
384
G.719Stereo_64k
Siren22Stereo_64k
Siren14Stereo_64k
Supported Audio Algorithm vs Bitrate
Audio Algorithm Minimum Bitrate (kbps)
G.722.1C 48K
256
G.722.1C 32K
G.722.1C 24K
Siren14 48K
Siren14 32K
Siren14 24K
G.722.1 32K
G.722.1 24K