I use Amazon's AWS Chime to establish voip audio communication . My actual setup is a bit complicated, I built chime android sdk into a module, with some change
vue-mixin
crystal-reports-2016
cdecl
netbeans-7
saxon-js
xerces-c
magic-draw
document-template
dml
activity-scenario
jacoco-maven-plugin
xml-entities
asyncfileupload
phone-call
proxypass
aspxcombobox
thunderbird-lightning
javahelp
cedit
hierarchical
tableofcontents
stable-sort
dladdr
angular-cookies
airflow
ejb-3.0
datetimeparseexception
jquery-widgets
realm-java
scala-2.7