Crystal Phone

Кристалл Телефон мобильный коммуникатор является очень простой и удобный Android коммуникатор.

With its simple and intuitive user interface, Crystal 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.

• Crystal is a SIP-based soft phone. You can call your friends and family from Crystal with lowest international call rates! And very good 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 brand own dialer

• Advance Echo Cancellation

• Flexible integration with your phone book contacts

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