Overview • The “UTel Phone” is a Smartphone application that specifically designed for home and business users to work remotely as well as in-house. This App equipped as a 3G/4G/Wi-Fi dialer with HD voice capabilities.It brings Mobile VoIP simple, hassle-free and provide a convenient communication guarantee Technical Specifications: • Protocol: Session Initiation Protocol (SIP). • Supported Softswitches: Any RFC 3261standard SIP softswitches. • Supported Codecs: g729, AMR, GSM and g711. • Network Profile & Provisioning: The “U Tel Phone Dialer” having the scope of using operator wise network profile. So that you dont need to buy individual opcode or brand for individual operator/network or country • Supported Platforms: Symbian and Android. iPhone version is on development Supported SoftSwitches Any RFC 3261standard SIP softswitches.
Main features • Making and receiving SIP calls • Internet connection over WIFI, 4G,3G or EDGE • Making and receiving SIP calls from behind any VoIP obstruction /firewalls • Enhanced Address Book • Redial button • Caller ID • Call status • Destination , rate • Time, call status logs • Sending and receiving SMS over SIP protocol • Multiple active calls support • Echo cancellation • Summary window showing last call cost and duration • Balance Display • IVR Support • Loudspeaker • Hold • Audio control • DNS SRV • STUN support with STUN discovery • Built-in tunnel for passing through VoIP obstruction • Digits Interception (Dialer pops up once dialing from the phone’s “Dial pad” or choosing a number from the phone’s “Contact list”)