AETHRA Chooses RADVISION's Newly Released SCOPIA v.5 Conferencing Platform to Further Enhance Videoconferencing Infrastructure Solutions; AETHRA Strengthens Its Product Line with the Most Powerful Conferencing Platform Available in the Market Today.

ANCONA, Italy & FAIR LAWN, N.J. -- AETHRA(R) SpA, a leader in the global telecommunications market with a full range of videoconferencing solutions, and RADVISION(R) (Nasdaq:RVSN), a leading provider of multimedia communication platforms and development tools, announced today that AETHRA is further strengthening its Unified Communications offering with RADVISION's recently released SCOPIA v.5 platform.

SCOPIA v.5 is a powerful platform of Multipoint Conferencing Units (MCUs) and Gateway solutions. They provide customers with unmatched flexibility and scale, with up to 336 video ports, video processing on every port, the best video quality available with unlimited H.264 for better video quality at lower bitrates and 4CIF support for images that are four times sharper. The product has been designed to be easy to install, configure, and sell and will accelerate deployments of AETHRA's telecommunications products.

"We are very pleased with our newly enhanced relationship with RADVISION," stated Marco Viezzoli, AETHRA's CEO. "AETHRA solutions have just become easier to use with SCOPIA v.5, a flexible, innovative product. Thanks to our continuing successful partnership with RADVISION, AETHRA can now deliver a full range of high quality videoconferencing products under its own brand from desktop software to end-point solutions, thus becoming a true global solutions provider for Unified Communications. RADVISION and AETHRA together are contributing to a brighter future for visual communications with their powerful technology and strategic partnership."

"AETHRA continues to demonstrate its leadership in the Unified Communications market," said Boaz Raviv, RADVISION's CEO. "With the adaptation of SCOPIA v.5 AETHRA will now be able to provide their customers with the most powerful, flexible and scalable conferencing platform available today. Combining SCOPIA with AETHRA's best of breed video endpoints and the already adopted desktop, 3G and management solutions from RADVISION will allow AETHRA to provide a total conferencing solution to their customers that will reach from the board room to individual users no matter where they are."

About AETHRA

AETHRA (www.aethra.com) is a leader in the global telecommunications market, with distribution of its leading-edge products through businesses and more than 40 telephone companies in over 60 countries worldwide. The company develops, manufactures and markets a wide range of high-performance video communications and audio conferencing products, including rollabouts, set-tops, videophones and special solutions dedicated to telemedicine, video surveillance and distance learning. In addition, AETHRA offers multi-audio, video and data services thanks to AETHRA.net, the company specifically focused on multi-conferencing services. AETHRA also develops and markets internationally a variety of telecommunications products, including ISDN and xDSL systems and networking test equipment. These exceptional products have distinguished AETHRA as a leader in the telecommunications industry worldwide for over 30 years, reflecting its expertise in bringing cutting-edge communications technologies to the market.

About RADVISION

RADVISION LTD. (Nasdaq: RVSN) is the industry's leading provider of high quality, scalable and easy-to-use products and technologies for videoconferencing, video telephony, and the development of converged voice, video and data over IP and 3G networks. For more information please visit our website at www.radvision.com.

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, 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. Revenue from sales of RADVISION toolkits may have been recognized in prior quarters. 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.