iPhone and iPad have hardware EC, while Macs don't. So it's a different problem. Best regards, ?Benny On Wed, Sep 22, 2010 at 9:00 AM, Mr. Gecko <grmrgecko at gmail.com> wrote: > I'm encountering this problem in my application for the mac as well, but I just thought the echo cancelation is to prevent it from getting to bad to where it is feed backing. > > On Sep 21, 2010, at 8:55 PM, Alejandro Orellana wrote: > >> All >> i have my app running on ipad SDK 3.2.2 ,pjsip 1.6.5. >> i am hearing tons of echo actually seems like all my voice is coming back to me. >> at this point i believe no echo cancellation is being done at all. >> >> any ideas? >> >> how can i enable echo , >> AFAIK, the core audio backend should do this, right? >> >> i apologize if i repeat myself with this question >> >> thanks > > > _______________________________________________ > Visit our blog: http://blog.pjsip.org > > pjsip mailing list > pjsip at lists.pjsip.org > http://lists.pjsip.org/mailman/listinfo/pjsip_lists.pjsip.org > >