CallBux SIP Client is designed specifically to leverage the iPhone's unique capabilities and easy way to make iPhonevoip call by using iPhone devices. Featuring a comfortable and simple user interface iPhone sip client lets you connect your iphone to standard landline or mobile phones.

The iPhone sip client is meant for service providers who can use this dialer and get it integrated with their existing SIP servers. CallBux SIP Client works just like standard SIP Softphones i.e. it gets registered on the SIP server and then let the authentic caller makes calls.

This softphone also turns your iPhone into a VoIP phone, so you can make cheap or even free phone calls over the internet at anytime, and from almost anywhere.

Features :

Customized with company name/logo
•Unlimited user license
•SIP protocol support
•Codecs supported: g711,GSM
•Call Status Indicator
•Calling in background.
•Save / Edit Username & Password
•Work with all standard SIP SoftSwitches
•Silence Suppression
•Echo Cancellation
•Registration Timeout

System Requirements:

OS Supported :iPhone OS 3.X.X and iPhone OS 4.X.X ,iPhone OS 5.X.X
Internet Connectivity: Wi-Fi,3G,GPRS,EDGE

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