SCOPIA V7.5 Delivers Extensive Enhancements Including Telepresence Interoperability and First to Market Advanced Data Collaboration for Video Conferencing

PARIS & TEL AVIV (October 19, 2010) – RADVISION® Ltd. (Nasdaq: RVSN), a leading technology and end-to-end solution provider for unified visual communications including video network infrastructure, developer tools and high definition (HD) room, desktop and mobile video conferencing systems, today announced the availability of SCOPIA V7.5 delivering extensive enhancements to RADVISION’s video conferencing solutions including its SCOPIA Elite MCU, SCOPIA Desktop and iVIEW SCOPIA Management Suite. Major enhancements of SCOPIA V7.5 are noted below.

Breakthrough Technology for Telepresence Interoperability

Revolutionary Advanced Data Collaboration

Enhanced Unified Communications Capabilities

Unified Video Conferencing Address Book

Enhanced Network Error Handling

“SCOPIA V7.5 reflects RADVISION’s ongoing drive to deliver the easiest to use solutions, providing the highest quality experience at the most affordable prices in the market,” said Roberto Giamagli, General Manager, Video Business Unit for RADVISION. “For those customers seeking to enhance their productivity and competitive edge, the end-to-end solutions offered by SCOPIA V7.5 along with the recently introduced SCOPIA XT1000 HD room and SCOPIA VC240 desktop systems are the right solutions at the right time.”

RADVISION will be demonstrating the new SCOPIA V7.5 solution at IP Convergence 2010 in Paris, October 19

All product and company names herein may be trademarks of their registered owners.

About RADVISION

RADVISION (Nasdaq: RVSN) is the industry’s leading provider of market-proven products and technologies for unified visual communications over IP, 3G and IMS networks. With its complete set of standards-based video communications solutions and developer toolkits for voice, video, data and wireless communications, RADVISION is driving the unified communications evolution by combining the power of video, voice, data and wireless

This press release contains forward-looking statements that are subject to risks and uncertainties. Factors that could cause actual results to differ materially from these forward-looking statements include, but are not limited to, our ability to integrate the Aethra video assets into our product offerings, general business conditions in the industry, changes in demand for products, the timing and amount or cancellation of orders and other risks detailed from time to time in RADVISION’s filings with the Securities Exchange Commission, including RADVISION’s Form 20-F Annual Report. These documents contain and identify other important factors that could cause actual results to differ materially from those contained in our projections or forward-looking statements. Stockholders and other readers are cautioned not to place undue reliance on these forward-looking statements, which speak only as of the date on which they are made. We undertake no obligation to update publicly or revise any forward-looking statement.

Contact
RADVISION
Corporate Contact:
Adi Sfadia, +1 201-689-6340
Chief Financial Officer
cfo@radvision.com
or
Corporate Contact:
Robert Romano, +1 512-328-4617
VP Enterprise Marketing
rromano@radvision.com
or
Investor Relations:
Comm-Partners LLC
June Filingeri, +1 203-972-0186
junefil@optonline.net

Source: RADVISION