CallKhalifa vox

CallKhalifa là một ứng dụng VoIP di động thông minh được thiết kế cho người dùng thiết bị Android

CallKhalifa is a smart mobile VoIP application designed for Android device users. Using this app, end users will be able to make high quality VoIP calls at low rates. The in-built technology of CallKhalifa /Call khalifa allows it to process calls even in low bandwidth regions. End users who are vexed with call drops, jitters, and bandwidth issues can try CallKhalifa / Call khalifa for a change and feel the difference. The mobile application becomes interesting with every use. As an exception to other VoIP apps,Call khalifa is supporting almost all android smartphones in this era.In Call khalifa everyone can experience the quality of voice and special low bandwidth performance.The theme used in call khalifa is truly eye catching and the color combination make your dialing easy.Call khalifa is the best choice for those who looking for a premium service in VoIP. In Call khalifa we have a award winning support team for any kind of technical support during your calling.Call khalifa gives you not only voice services but also lot of things like address book etc.

What’s in it?

In-built noise and echo cancellation system

SIP softswitch compatibility

Codecs: G729, PCMU, PCMA

Address book integration

NAT Traversal on Private IP

Real-time SIP status message

SIP signaling

Download CallKhalifa on your favorite Android device and explore more features.