I need sip phone which can be installed on android, Iphone and windows with the all the basic futures like call conf. video calling, call forwarding etc. it must support all the codes like alaw, u law, gsm, g729,g722,h264,speex etc. pls send the details of ur product , if anything already developed which suites my requirement. It should work on all the popular smart phones available. Must have crystal clear voice on both 3g and wifi and should reduce the latency dynamically .
5 freelancers are bidding on average $519 for this job
hello we have already developed voip app that supports the codecs you have mentioned for iphone kindly open pmb so we can discuss further and agree on start time thanks