We are looking for company to develop for us Mobile SIP Client for
1) iPhone
2) Symbian
3) Android
Supported services should be:
1) Voice
2) SMS
3) Video Calls
4) IPTV - list of predefined internet TV channels
Featuring
 Connection over Wifi / 3G
 Language support - customizable
 Native Contact Phonebook
 Dial, Hang up, Redial
 Call Hold
 Call Mute
 Call Forwarding
 Call Waiting
 Speaker Phone
 Keypad Display
 Call History: All, Recent, Dialed, Missed
 DTMF: Inband / Outband / SIP INFO
 Account Setup
 Brandable Client (changing some images) like themes
 Codec Support G729, AMR
Example of Mobile SIP Clients === iPICO or FICALL or isipsimple sip clients from APP Store