Press Release

September 28, 2004

RIM and O2 Introduce New BlackBerry 7290 Handheld in Europe

New BlackBerry handheld to be available soon from O2 in the UK, Germany and Ireland

Waterloo, Ontario - Research In Motion (RIM) (Nasdaq: RIMM; TSX: RIM) and O2 today introduced the new BlackBerry 7290 Wireless Handheld™ for mobile professionals in Europe. The Java™-based BlackBerry 7290™ builds upon the popular BlackBerry® experience with new features including a quad-band phone, Bluetooth® support, a brighter color screen and enhanced memory.

The BlackBerry 7290 is designed for customers who want a compact, all-in-one device with exceptional messaging capabilities, integrated phone, organizer and browser for all their mobile communication and information needs. It is expected to be available from O2 in the UK, Germany and Ireland from November 2004.

"The new features of the BlackBerry 7290 further enhance the user experience for both data and voice applications, making it ideal for mobile professionals that want a best-in-class mobile solution," said Mike Lazaridis, President and Co-CEO at Research In Motion. "The BlackBerry 7290 is an important addition to our product portfolio and will add to the success and momentum that O2 and RIM have already achieved with BlackBerry in Europe."

Laurence Alexander, Products and Devices Director O2 UK, said: "We are pleased to be adding the BlackBerry 7290 to our family of BlackBerry from O2 products. We know that secure, integrated access to mobile communications is vital for our professional customers who want to remain connected and in touch when they are on the move."

BlackBerry® is an award-winning wireless solution that enhances the way people manage their information and communications. BlackBerry provides users with easy access to their email and other communications wherever they are*, increasing response times and productivity and enabling users to get the most out of their day.

The BlackBerry 7290 features all the popular elements of existing BlackBerry 7200 series handhelds, including a compact, ergonomic handheld design, high-resolution color screen that supports over 65,000 colours, easy-to-use QWERTY keyboard, thumb-operated navigation trackwheel, excellent battery performance, plus integrated support for corporate and personal email, phone, SMS, organizer, Internet and intranet applications.

New and enhanced features for the BlackBerry 7290 include: • Quad-band support for GSM/GPRS 850/900/1800/1900 MHz frequencies - enabling full international roaming • Bluetooth support for Bluetooth headsets and car kits • A brighter LED backlight - making it easy to check information anytime, anywhere • Updated QWERTY keyboard style with highlighted number keys for easy dialling and typing • Increased memory to 32 MB flash memory and 4 MB SRAM to further improve storage capabilities for messages, calendar appointments and applications

BlackBerry comprises hardware, software and service providing an end-to-end solution. For larger corporate customers, BlackBerry Enterprise Server™ software integrates with Microsoft® Exchange and IBM Lotus®Domino™ (Novell GroupWise support is expected later this year) and works with existing enterprise systems to enable secure, push-based, wireless access to email and other corporate data.

For individuals and smaller businesses, BlackBerry Internet Service™ allows users to access multiple business and/or personal email accounts from a single mobile device and without the need for server software (includes support for Microsoft Exchange, IBM Lotus Domino and many popular ISP email accounts).

BlackBerry also features cradle-free wireless email synchronisation for corporate users as well as integrated attachment viewing that supports popular file formats (including: Microsoft® Word, Excel, PowerPoint, PDF, WordPerfect, ASCII).

Pricing information will be available through O2 at the time of product availability.

Note to Editors: To download images of the new BlackBerry 7290, please visit http://www.blackberry.com/uk/news/products/index.shtml.

ABOUT O2 UK

O2 aims to enrich customer's lives by enabling them to get the most from their mobile. As a leading provider of mobile services to consumers and businesses in the UK, O2 offers a range of services including text, media messaging, games, always on data connections (via "GPRS"), music over mobile, mobile video and much more. O2 is the UK market leader in mobile data services such as text, with over half a billion messages being sent by O2 customers each month. O2 has approximately 13.5 million customers in the UK.

About Research In Motion (RIM)

Research In Motion is a leading designer, manufacturer and marketer of innovative wireless solutions for the worldwide mobile communications market. Through the development of integrated hardware, software and services that support multiple wireless network standards, RIM provides platforms and solutions for seamless access to time-sensitive information including email, phone, SMS messaging, Internet and intranet-based applications. RIM technology also enables a broad array of third party developers and manufacturers to enhance their products and services with wireless connectivity to data. RIM's portfolio of award-winning products, services and embedded technologies are used by thousands of organizations around the world and include the BlackBerry® wireless platform, the RIM Wireless Handheld™ product line, software development tools, radio-modems and software/hardware licensing agreements. Founded in 1984 and based in Waterloo, Ontario, RIM operates offices in North America, Europe and Asia Pacific. RIM is listed on the Nasdaq Stock Market (Nasdaq: RIMM) and the Toronto Stock Exchange (TSX: RIM). For more information, visit www.rim.com or www.blackberry.com.

* Subject to network coverage

Forward-looking statements in this news release are made pursuant to the "safe harbor" provisions of the United States Private Securities Litigation Reform Act of 1995. When used herein, words such as "intend" and similar expressions are intended to identify forward-looking statements. Forward-looking statements are based on assumptions made by and information available to Research In Motion Limited. Investors are cautioned that such forward-looking statements involve risks and uncertainties. Important factors that could cause actual results to differ materially from those expressed or implied by such forward looking statements include, without limitation, possible product defects and product liability, risks related to international sales and potential foreign currency exchange fluctuations, the initiation or outcome of litigation, acts or potential acts of terrorism, international conflicts, significant fluctuations of quarterly operating results, changes in Canadian and foreign laws and regulations, continued acceptance of RIM's products, increased levels of competition, technological changes and the successful development of new products, dependence on third-party networks to provide services, dependence on intellectual property rights and other risks and factors detailed from time to time in RIM's periodic reports filed with the United States Securities and Exchange Commission, and other regulatory authorities. The Company has no intention or obligation to update or revise any forward-looking statements, whether as a result of new information, future events or otherwise.

The BlackBerry and RIM families of related marks, images and symbols are the exclusive properties and trademarks of Research In Motion Limited. RIM, Research In Motion and BlackBerry are registered with the U.S. Patent and Trademark Office and may be pending or registered in other countries. All other brands, product names, company names, trademarks and service marks are the properties of their respective owners.