SIP Featured Article

Motricity Germany and Optimobile AB has announced the availability of Optimobile’s VoIP client software UniPhone through SymbianGear.com. By using the client software, which makes it possible to call using regular phone numbers over the Internet with your Symbian (News - Alert) UIQ Smartphone, customers like small-to-medium enterprises and others can now enjoy low cost, or even free mobile voice calls.

Optimobile UniPhone is a full featured SIP VoIP client and it enables Voice over IP telephony towards SIP infrastructure. It offers comfortable user-experience combined with a maximum cost-reduction for mobile calls. The phone is currently is available for SonyEricsson’s Symbian UIQ 3 platform. Other platforms such as Windows Mobile are supported and may be available in the future via Motricity’s worldwide online portals. The software costs 25€ and is available or download at www.symbiangear.com.

The features of the UniPhone include, possibility to call using platform phone Speed Dial settings and to call via UniPhone Dialer, Contacts and Call History, support for SIP URL syntax, excellent sound quality with Acoustic Echo Suppression, Noise Suppression, Automatic Gain Control, High-Pass Filter, Voice Activity Detection, Discontinuous Transmission, Comfort Noise Generation. High packet loss robustness, the facility to put call on hold and switch between two active calls, selectable flip actions to either no action (off), Answer or Answer/Hangup (P990 with flip) and emergency call handling, preference to cellular networks whenever possible and fallback to VoIP when failing on cellular network.

Apart from the above mentioned features, the UniPhone also has features like Selectable auto-start of UniPhone at phone startup (on/off), noise reduction settings (low, medium, low). Sensitivity before sound handling interprets noise as "speech", facility to call any host by its IP or domain address and call a regular phone using a SIP-PSTN gateway (typically through a VoIP operator or corporate IP-PBX), graphical dial pad to type in numbers and send DTMF signals, multiple views in GUI for P990i flip open/closed and for P1i and ability to call a computer or IP-phone in a private network through a SIP proxy.

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