1. VIDEO CONFERENCING TECHNOLOGY BRIEFING March 10, 2009 Quality HD Video Conferencing At An Affordable Price

2. VIDEO CONFERENCING TECHNOLOGY BRIEFING March 10, 2009 Why Video Conferencing? 1.As An Effective Collaboration Tool 2.Save Travel Expense 3.Build Teamwork 4.Improve Accountability

3. VIDEO CONFERENCING TECHNOLOGY BRIEFING March 10, 2009 Why IS HD Important The productive value of the technology is bound to the technology itself – Past reluctance to adopt because of poor quality

4. VIDEO CONFERENCING TECHNOLOGY BRIEFING March 10, 2009 How Does One Assess Video Conferencing Technology 1.Visual Realism 2.Acoustic Realism 3.Usage Simplicity

5. VIDEO CONFERENCING TECHNOLOGY BRIEFING March 10, 2009 VISUAL REALISM Video Resolution – Architecture – New advancements now offer CODEC architectures that can provide HD video resolution at 1080p x 30fps or 720p x 60fps Bandwidth – LifeSize can achieve full HD quality at 1Mbps bandwidth

6. VIDEO CONFERENCING TECHNOLOGY BRIEFING March 10, 2009 VISUAL REALISM Video Resolution – Architecture – New advancements now offer CODEC architectures that can provide HD video resolution at 1080p x 30fps or 720p x 60fps Bandwidth – LifeSize can achieve full HD quality (1280 x 720 resolution) at 1Mbps bandwidth Standards – LifeSize supports all current industry standards Cameras – LifeSize produces their own HD Video Cameras

7. VIDEO CONFERENCING TECHNOLOGY BRIEFING March 10, 2009

8. VISUAL REALISM Visual Acuity –  The Concept of Matching Resolution With The Perception Level of the Human Eye.  The human eye can only resolve detail to certain limits.  Providing additional resolution over the capability of the human eye is wasted.  Providing deficient resolutions will result the image being filled with pixels LIFESIZE Is Engineered To Provide Optimal Resolution For The Parameters of A Typical Conference Room

9. VIDEO CONFERENCING TECHNOLOGY BRIEFING March 10, 2009 ACOUSTIC REALISM  Audio is Often Overlooked  It is a critical element of the Video conferencing Experience  Quality Audio Quality Can Make It Appear As If Far End Participants Are “in The Room”

10. VIDEO CONFERENCING TECHNOLOGY BRIEFING March 10, 2009 ACOUSTIC REALISM Concepts of Input Quality and Output Quality  Input Quality – The quality of the sound captured  Architecture & Performance – Omni Directional design  Frequency Response – Broad frequency range supported  Directional Design – Distinguishing human voices  Output Quality  Spatial Audio – Matching voices to the picture  Distortion – Filtering background noise  Compression Algorithms – Up to 16khz wideband audio

11. VIDEO CONFERENCING TECHNOLOGY BRIEFING March 10, 2009 USAGE SIMPLICITY  The GUI  The Remote Control  Auto Call Establishment  Content Sharing