Offline
Compatible with VOIP switches supporting SIP
With its simple and intuitive user interface,T-20 Super Ultra is the solution to making high quality calls for a fraction of the cost. Utilizing the latest advances in VOIP technology, you can be ensured that all your communications are secure and affordable.
In addition to your cost savings, T-20 Super Ultra offers:
• Secure and reliable communication
• Compatible with VOIP switches supporting 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
For Users:
While starting the app, you will be prompted for the following:
Operator Code – Collect Operator Code from your VoIP service provider
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On our website, you can easily download the latest version of T-20 Super Ultra! No registration and SMS required!
