Android(VOIP/SIP)

$1500-3000 USD

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已发布

将近 14 年前

$1500-3000 USD

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Description: Provide a VoIP Android library as a software package for embedding into an application Code-name: VoIP Android library (engine) Target platform: Android (1.5 or above) Delivery form: pre-compiled library or sources Requirements: • Supports SIP RFC standards • RTP/RTPC(UDP), an effective jitter buffer implementation • G.711 (A-Law and u-Law), iLBC and optional G.729A/B • Echo Cancellation support, Tone Generator, File playback • Call recording (optional) • STUN support for NAT/firewall traversal (optional) • Supports multiple SIP profiles (optional) • Simultaneous outbound calls and conferences supporting • Ability to configure the cellular data networks path priorities • Ability to transfer calls or put them on hold • API functions to configure engine, control calls and receive notifications

项目 ID: 742509

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13提案

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活跃14 年前

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13威客以平均价$9,792 USD来参与此工作竞价

@patelromal

Hello Sir, I have developed android base sip softphone. Its running very smoothly. I'll deliver to you within 1 day with source code. Let me know. Thanks and Regards, Romal Patel

$1,500 USD 在1天之内

3.4

(2条评论)

3.5

@elapital

We are a software development company based in India, We have got resources to do this project in the given time . so you please consider our bid...

$6,000 USD 在44天之内

4.0

(1条评论)

2.6

@rapidsoft

Hello Sir, Please see your private message box. Thank You Umesh

$10,999 USD 在50天之内

0.0

(0条评论)

0.0

@celldara

Can provide you with this.

$10,000 USD 在45天之内

0.0

(0条评论)

0.0

@birijan

Please check PM.

$6,000 USD 在45天之内

0.0

(0条评论)

0.0

@tarrale

We have required capabilities to deliver on this. Kindly provide us an opportunity to work this. Thanks.

$14,000 USD 在140天之内

0.0

(0条评论)

0.0

@Zeldan

I have professional skills in VoIP and was participated in the same project but for Symbian

$18,000 USD 在60天之内

0.0

(0条评论)

0.0

@sarahsoft

Hi, this is Shirley from Wuxi Information Technology Inc (China). Please check your PMB. Thank you!

$3,000 USD 在25天之内

0.0

(0条评论)

0.0

@herzoni

Hello I am an experienced developer, having 5 years of experience in different technologies including Android, .NET, J2EE, J2SE, and databases. I can assure to not only to complete this project in suggested timespan but also focused to establish long term relations for any future work. More details available on demand. Best Irfan

$5,000 USD 在90天之内

0.0

(0条评论)

0.0

@simpledesigner

I feel as if I can provide a quality product for a reasonable price. I may be new to Freelancer but I am not new to the work and am looking for a chance to prove it.

$2,000 USD 在60天之内