474394 Simple Mobile SIP Client for Blackberry and Android

Hello Scriptlance members I am looking for an experienced Mobile application developer who can develop or provide a Mobile SIP Client for the BlackBerry and Android Platforms with the below features Only experienced developers with good testimonials should make their Bid and you are free to Communicate with me through the Project message board • Making and receiving SIP calls • Contacts (Integrated address book with “search” option) • Loudspeaker • Balance information* ( should fetch it from an XML File ) • Destination, rate* * ( should fetch it from an XML File ) • Time, call status logs • Last calls log • Redial • Digits Interception (Dialer pops up once dialing from the phone's “Dial pad” or choosing a number from the phone's “Contact list”) • Support for G711u, G711a and GSM codecs. • Connectivity over WIFI, EDGE or UMTS. Thanks and Regards Jennifer