FreeSWITCH supports 16k wideband conferences and supports G.722, speex 16k and should work great with the phones that support it. I have personally tested it with grandstream phones.
/b On Aug 27, 2007, at 7:47 AM, C F wrote: > although not stereo i believe its the closest you will get if the > codec is supported by asterisk. polycom has now HD codec > > On 8/27/07, Matthew Rubenstein <[EMAIL PROTECTED]> wrote: >> Are there any speakerphones or other conferencing HW phones that >> play >> the audio in stereo? Either their own speakers, or jacks for an >> amp with >> room speakers? Is there any way for Asterisk to deliver call legs >> with >> stereo channels in the RTP stream? >> >> If not, is it possible for Asterisk to keep 2 separate calls, or >> pairs >> of legs in a conference call, synced exactly enough (including >> traveling >> over the Net between the same 2 IP#s) for them to arrive as a stereo >> pair at the endpoint? >> -- >> >> (C) Matthew Rubenstein >> >> >> _______________________________________________ >> --Bandwidth and Colocation Provided by http://www.api-digital.com-- >> >> asterisk-users mailing list >> To UNSUBSCRIBE or update options visit: >> http://lists.digium.com/mailman/listinfo/asterisk-users >> > > _______________________________________________ > --Bandwidth and Colocation Provided by http://www.api-digital.com-- > > asterisk-users mailing list > To UNSUBSCRIBE or update options visit: > http://lists.digium.com/mailman/listinfo/asterisk-users _______________________________________________ --Bandwidth and Colocation Provided by http://www.api-digital.com-- asterisk-users mailing list To UNSUBSCRIBE or update options visit: http://lists.digium.com/mailman/listinfo/asterisk-users