Once installed in a Compatible Mobile Handset, the dialer requires data connectivity to work. General data connectivity options are Wi-Fi, 2G, 3G, 4G, GPRS or Hot Spot. The Mobile Dialer, which is pre-mapped to a Soft-switch, then can be used for making VoIP calls directly from Mobile handset.
1. Consumes very low bandwidth on g.729 codec
2. Scalable Mediation Platform
3. NAT Traversal or Private IP address
4. Most popular platform: Symbian Support