1. Everyone is going Wireless - VoIP is no exception Sanjit Chatterjee Director – Global Marketing sanjit@revesoft.com

2. 2 Pre VoIP Era…

3. 3 Cyber Cafe Era…

4. 4 Mobile VoIP Era !

5. What is Mobile VoIP? Mobile VoIP facilitates VoIP calls from your mobile phone Mobile Phones which have data connectivity via GPRS, 3G or Wi-fi can be used to make VoIP calls anywhere, anytime with full mobility! Requirements for Mobile VoIP Usage Compatible Mobile Phone Internet Connectivity (EDGE, GRPS, 3G, Wi-Fi) Mobile VoIP Application 5

6. From Fixed To Wireless Mobile Handset skypeLingvosoftFring iTel Mobile Dialer FacebookWorldmate 6

7. Growth of Mobile VoIP users (Estimated) Source: Gartner 7

8. 8 Source: Instatic, 2010 Projection,2013: Data Usage for Mobile VoIP 11%

9. Growth of Mobile VoIP minutes Huge opportunity for VoIP Service Providers Source: Juniper 9

10. Mobile VoIP: Growth Drivers Mobile VoIP is growing rapidly with increased penetration of Wi Fi networks 3G/ 4G/ LTE rollout is the biggest driver for Mobile VoIP 10

11. 11 Growth Driver - Smart Phone Numbers Source: iSuppli

12. Mobile VoIP: Consumer Benefit Anytime, anywhere access Convergence of Devices Economics of VoIP coupled with Mobility Access to IP-PBX/ Centrex features on the handheld Cost savings – more minutes for less price 12

13. 13 Mobile VoIP : Challenges Market Challenges Multiplicity of Operating Systems Newer handsets, diverse platforms Regulatory Challenges Blocking by regulators/ operators Lack of licensing for smaller operators Network Challenges Many 3G networks not yet optimized No Priority of voice over data packets Application Challenges Easy user interface Compact application with multi features

14. 14 Case Study Company : Digital World Communication Ltd. Location: Hong Kong CEO: Mizanur Rahman Business: Retail Origination Calling Cards VoIP Devices Wholesale Mobile VoIP: Growth Driver Increased reach across multiple countries Highly scalable business, minimal local infrastructure costs

15. REVE Systems Leading provider of VoIP products and solutions Customer base of 1200 service providers across 50+ countries Expertise in: -Mobile VoIP -Soft Switch and Billing Member of Symbian foundation, part of iPhone developer community and Nokia developer forum Offices in- Singapore, Bangladesh, UK and India 90 + employees, ISO 9001:2000 certified operations 15

16. Software for making VoIP calls / SMS from mobile phones Makes call back usage simpler Makes calling card usage experience easier Prevents Pin hacking Mobile client for Voice MVNOs Mobile VoIP Solutions 16

17. A carrier grade softswitch, ideal for retail and wholesale VoIP business VoIP tunnelling product, can pass through any firewall or blockage, with added benefit of bandwidth saving feature Software for making VoIP calls / SMS from your PC or Laptop Soft Switch & Billing Solutions 17

18. Want to adopt Mobile VoIP ? Sanjit Chatterjee sanjit@revesoft.com