VoIP SIP client for Mobile

Mobile Platforms:

1. Symbian - S60 FP3 / FP5 (N97 E71 N85 compatibility required )

Optional Platform:

3. Windows mobile.

4. Android.

5. BlackBerry.

For each platform the client should have the following features and capabilities

1. SIP 2.0 fully compliance for signaling.

2. RTP with [url removed, login to view] A/U-LAW, G.729AB.

3. Echo cancellation

4. Adaptive Jitter Buffer

5. Outbound DTMF tones sending

6. Full VoIP over 3G / WLAN.

7. Auto start / Auto connect run in the background.

8. Secured remote provisioning: install ,update, delete. (by SMS and HTTPS get / post etc', Account password encryption)

9. Integration with phone call log & phone book (Quick contacts search field etc')

10. Option for blocking data roaming

11. Behave according to the active phone profile (silence etc')

12. Call time display

13. Custom ring tones

14. Support loudspeaker

15. Branded

16. Redial

17. Use standard keyboard for I - Phone and numbers for Nokia

Extra features:

1. Connection management with network priority list - register to the service by preferred network priority list e.g - if not under WLAN coverage connect to 3G, when arriving to favorite WLAN converge disconnect 3G and connect to WLAN.

2. LCR

3. IM & SMS.

4. VoIP Secured connection signaling and RTP over TLS/SSL.

Additional terms:

1. Developer should need to provide background information, portfolio with mobile / VoIP projects.

Minimum requirements :

Available demo for a client with basic call for

N97 E71 N85

Skills: C++ Programming, Mobile App Development, Symbian, VoIP, Windows Mobile

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About the Employer:
( 0 reviews ) herzliya, Israel

Project ID: #641088

6 freelancers are bidding on average $6717 for this job


Hi there, Delivering high-value, innovative mobile solutions! EMobilityXperts has a team dedicated to creating cutting edge applications and services for the Apple IPhone, Blackberry, J2ME, Symbian, Windows Mobi More

$7000 USD in 60 days
(3 Reviews)

hello i have the voip for symbian ready made. Please check your PM for more details. thank you.

$4000 USD in 5 days
(1 Review)

Hi Please find my reply below. Please note that the bid is only for the development of Symbian client for 3rd ed and 5th ed devices. Thanks. Mobile Platforms: 1. Symbian - S60 FP3 / FP5 (N97 E71 N85 compa More

$3300 USD in 30 days
(1 Review)

Hello Sir, Please see your private message box and please let me know if you have any query regarding time frame and my bid, Thanks

$3999 USD in 15 days
(0 Reviews)

Please check your PM for details.

$15000 USD in 75 days
(0 Reviews)

Dear Sir, We have already devloped the SIP mobile client for symbian, i-phone, windows mobile. We can provide you demo [url removed, login to view] contact us Thanks & Regards Adoresoft

$7000 USD in 20 days
(0 Reviews)