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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.

CallKhalifa是一款专为Android设备用户提供智能移动VoIP应用。使用这个应用程序，最终用户将能够使在低利率高品质的VoIP通话。 CallKhalifa /呼叫哈利法的内置技术允许它来处理，即使在低带宽的区域的呼叫。谁是烦恼与掉话，抖动和带宽问题，最终用户可以尝试CallKhalifa /呼叫哈利法的变化和感觉不一样。移动应用程序变得有趣每使用。作为例外，其他VoIP应用，呼叫哈里发正在支持这个era.In呼叫哈里发大家几乎所有Android智能手机可以体验语音和呼叫哈里发使用特殊的低带宽performance.The主题的质量是真正的醒目和颜色组合让您的拨号easy.Call哈里发是为那些谁希望在VoIP的高级服务的最佳选择。在呼叫哈里发我们有一个屡获殊荣的支持团队为您calling.Call哈利法在任何形式的技术支持，让你不仅语音服务，而且很多事情一样的地址簿等。

这里面是什么？

内置噪音和回音消除系统

SIP软交换的兼容性

编解码器：G729，PCMU，PCMA

地址簿的集成

NAT穿透的专用IP

实时SIP状态消息

SIP信令

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CallKhalifa vox

CallKhalifa vox的最新版本