vivafone

vivafone là một điện thoại mềm dựa trên SIP.

With its simple and intuitive user interface, vivafone is the solution to making high quality calls for a fraction of the cost. Utilizing the latest the latest advances in VOIP technology, you can be ensured that all your communications are secure and affordable.

You can call your friends and family from vivafone with lowest international call rates! and ensuring best quality.

Features

• SIP-based softphone with exceptional voice quality

• Works from Wifi/3G/GSM

• Support for DTMF

• Easy contact book, call history.

In addition to your cost savings, we offers:

• Secure and reliable communication

• Compatible with VOIP switches supporting standard SIP

• Unique anti-block solution

• Option to own brand dialer

• Advance Echo Cancellation

• Flexible integration with your phone book contacts

• Screen display for your call history, call timer and balance.