Comverse VoiCD Mobile Music Solution Selected By Advanced Info Service -AIS-, Thailand's Largest Wireless Operator; AIS Offers Music Services To Its 7 Million Subscribers.

Business Editors

WOODBURY, N.Y.--(BUSINESS WIRE)--June 18, 2002

Comverse, a unit of Comverse Technology, Inc. (NASDAQ: CMVT), and the world's leading supplier of software and systems enabling network-based multimedia enhanced communications services, today announced that Advanced Info Service (AIS), Thailand's largest mobile operator, has selected Comverse's VoiCD advanced mobile music end-to-end solution for listening to, and distributing music and other multimedia content over telecom networks.

The AIS offering, "Music-2-Gether", offers the full-scale VoiCD music portal, which enables a wide range of applications, including the ability to listen to a music track, download ring tones, and send a music track to a friend with an introduction for any special occasion. Special commemorative campaigns can be conducted around holidays or national days.

"Comverse VoiCD enables us to create a totally fresh user experience. By targeting the mass market with entertainment services like music, we are giving subscribers a unique offering, and at the same time, generating revenues," said Mr. Lum Hon Fye, Executive Vice Chairman, AIS. "We are seeing increasing demand from subscribers for high-quality and innovative value-added services. The Comverse VoiCD solution is a 2.5G stepping stone towards full multimedia applications."

"We are pleased to have been selected by AIS to provide yet another Comverse product," said Zeev Bregman, Chief Executive Officer of Comverse. "AIS, the market leader in deploying wireless music applications in Thailand, will offers the service to over 7 million subscribers, who now have access to an array of music content. We see other service providers being encouraged to offer similar services to their end users to remain competitive."

About VoiCD

VoiCD is a content delivery solution over telecom networks which offers a comprehensive solution for the distribution of music over networks. Recently, Comverse announced an agreement for BMG to supply both international and local music content for the Comverse VoiCD mobile music solution. VoiCD is a music engine within the Comverse open IP-based modular architecture, which is designed to incorporate best of breed third-party applications. The Comverse VoiCD advanced mobile music solution provides high-quality music storage, royalty management, and statistical and reporting tools. This comprehensive solution features a carrier-grade, network-accessible content management system for creating and delivering content-triggered applications and enables operators to generate additional sources of revenue.

About Advanced Info Service (AIS)

Advanced Info Service Public Company Limited or AIS is the largest mobile phone operator in Thailand with over 7 million customers base. AIS strongly believes that wireless communications bring changes to the way Thai people live their life, regardless of who they are and what they do. With endless communications possibilities, the quality of life is better. Visit our web site at www.ais900.com

About Comverse

Comverse, a unit of Comverse Technology, Inc. (NASDAQ: CMVT) is the world's leading provider of software and systems enabling network-based multimedia enhanced communications services. More than 390 wireless and wireline telecommunications network operators, in more than 100 countries, have selected Comverse's enhanced services systems and software, which enable the provision of revenue-generating value-added services including call answering with one-touch call return, short messaging services, IP-based unified messaging (voice, fax, and email in a single mailbox), 2.5G/3G multimedia messaging (MMS), instant communications, wireless information and entertainment services, voice-controlled dialling, messaging and browsing, prepaid wireless services, and additional personal communication services. Other Comverse Technology business units include: Verint Systems Inc., a leading provider of analytic software solutions for communications interception, digital video security and surveillance, and enterprise business intelligence; and Ulticom, a leading provider of service enabling network software for wireless, wireline, and Internet communications. Comverse Technology is an S&P 500 and NASDAQ-100 Index company. For additional information, visit the Comverse web site at http://www.comverse.com.

All product and company names mentioned herein may be registered trademarks or trademarks of Comverse or the respective referenced company(s).

Note: This release may contain forward-looking statements that involve risks and uncertainties. There can be no assurances that forward-looking statements will be achieved, and actual results could differ materially from forecasts and estimates. Important factors that could cause actual results to differ materially include: changes in the demand for the company's products; changes in capital spending among the company's current and prospective customers; the risks associated with the sale of large, complex, high capacity systems and with new product introductions as well as the uncertainty of customer acceptance of these new or enhanced products from either the company or its competition; risks associated with rapidly changing technology and the ability of the company to introduce new products on a timely and cost-effective basis; risks associated with changes in the competitive or regulatory environment in which the company operates; risks associated with significant foreign operations and international sales and investment activities, including fluctuations in foreign currency exchange rates, interest rates, and valuations of public and private equity; the volatility of macroeconomic and industry conditions and the international marketplace; risks associated with the company's ability to retain existing personnel and recruit and retain qualified personnel; and other risks described in filings with the Securities and Exchange Commission. These risks and uncertainties, as well as others, are discussed in greater detail in the filings of the company with the Securities and Exchange Commission, including its most recent Annual Report on Form 10-K and its subsequent Quarterly Reports on Form 10-Q. These documents are available through the company, or through the SEC's Electronic Data Gathering Analysis and Retrieval system (EDGAR) at www.sec.gov. The company makes no commitment to revise or update any forward-looking statements in order to reflect events or circumstances after the date any such statement is made.