We need the team has experience.
Have sample send to us will be first choice.
VoIP dialer can also voice and video at the same time.
And may use some bandwidth control(QoS) make sure the voice and video quality is good.
11 freelancers are bidding on average $2082 for this job
hi, i have great expertise in iPhone,android and all the other mobile platform also. and also i manage a big team of mobile developers. pls see the pmb. thanks