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Chapter 4-Additional Conferencing Information
Polycom, Inc. 4-83
Stereo
The Siren 22Stereo, G.719Stereo and SirenLPR audio algorithms are supported at the
following bit rates.
Audio algorithms supported for ISDN
Table 4-18 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
Table 4-19 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