1. © 2008 AudioCodes Ltd. All rights reserved. AudioCodes Confidential Proprietary Alan D. Percy Director or Market Development HD Communications Reaching our Goal

2. To Reach our Goal… Awareness

3. Educating Industry on High Definition VoIP Doubles sampling rate from 8 to 16 kHz Extends bandwidth range From 200 Hz – 3.4 kHz To 50 Hz – 7.1 kHz Substantially higher voice quality Superior Clarity, Intelligibility and Richer Sound

4. Expert Opinion

5. HD at CableLabs

6. Formation of HDConnect Photo by: Brough Turner

7. Whats Next? Weve created the Hype Now how do we make it stick? Demonstrations Case Studies and Success Stories Product Introductions and Enhancements Coordinate our efforts?

8. Where is it Happening? Moldova

9. Carriers are announcing products… Orange Moldova has upgraded the voice sound quality on its network to support the WB-AMR codex. This is the second step in Orange's high- definition (HD) voice strategy, following on from the launch of a high-definition voice service for VoIP calls in 2006. Over 500,000 Livephone devices have already been sold in France and the range will be extended to other Orange countries over the coming months. 1.7 million customers and coverage over 63% of population

10. Where is it Happening? Japan

11. And equipment announcements… OKI Electric Industry (TOKYO:6703) today announced it is first in the industry to add a carrier-grade wideband codec conversion function to its session border controller (SBC)*1CenterStage® NX3200. The equipment is compatible with wideband codecs such as ITU- T*2 G.711.1, OKI Electric IndustryCenterStage® NX3200

12. To Reach our Goal… Awareness Applications

13. Software Applications Only a few applications are HD or HD Ready: Softswitches Conferencing Announcements Voice Messaging Speech Engines We need to evangelize more software partners

14. To Reach our Goal… Awareness ApplicationsPeering

15. HD Peering – Our Next Hurdle Today, most of the HD deployments are islands

16. Metcalfes Law Says: the value of a telecommunications network is proportional to the square of the number of connected users of the system (n2).

17. Percys Corollary: Says: the value of a HD telecommunications network is proportional to the square of the number of connected HD users of the system (n2). HD

18. HD Peering – Our Next Hurdle Much like Fax machines in the 70s, you need HD from island-to-island for customers adoption IP Peering is paramount to truly realize value Proposal: Form an HD Connect Peering committee for the carriers and their vendors. Objective: work out the technical and business issues to enable HD IP Peering

19. To Reach our Goal… EquipmentAwareness ApplicationsPeering

20. HD-Capable IP Phones Weve got this covered….

21. Which Voice Coder? There will not be one universal HD coder Moving to a world of specialized coders Wireline, wireless, enterprise, hosted… Continued innovation and improvements – Better sounding – Better compression – Better error mitigation Stereo – not far off

22. Which Voice Coder? What if Video had only one coder? Many of todays portable video innovations wouldnt exist!

23. Enterprise Mobile Cable Connecting The Islands HD is possible between networks. However, conversion from one coder to another (transcoding) between networks is required IP AudioCodes IP Phone (G.722) DECT CAT-iq Phone Nokia E71 Mobile with SIP Client (AMR-WB)

24. Enterprise Mobile (WiFi) Cable High Definition Call Wide-Band Transcoding: IP AudioCodes IP Phone (G.722) AudioCodes Mediant 3000 AMR-WB DECT CAT-iq Phone Nokia E71 Mobile with SIP Client (AMR-WB) G.722

25. IPMedia 3000 Media Server With HD conferencing and streaming AudioCodes HD VoIP Products Mediant 3000 Carrier-Grade Media Gateway With IP-to-IP HD transcoding Mediant 1000 MSBG with native HD support MP-20x Residential/SOHO Gateway with DECT CAT-IQ HD support HD IP Phones iPico Mobile SIP Client

26. Bringing The Pieces Together Is How We Reach our Goal… EquipmentAwareness ApplicationsPeering

27. www.audiocodes.com/hdvoip