Broadband High Speed Internet Access Service

Cable & Wireless and RIM to Offer BlackBerry Wireless Platform in Jamaica

BlackBerry To Provide Mobile Professionals With Secure, Integrated, Wireless Access to Email, Data and Phone Applications

KINGSTON, Jamaica & WATERLOO, Canada--(BUSINESS WIRE)--June 30, 2004--

Charter Cable Broadband Cable & Wireless and Research In Motion (RIM) (NASDAQ: RIMM) (TSX: RIM) today announced that the two companies have signed an agreement that enables Cable & Wireless to offer the BlackBerry(R) wireless platform to customers in Jamaica.
Cable & Wireless will initially offer the BlackBerry 7280 Wireless Handheld(TM), a tri-band 850/1800/1900MHz device that features a high-resolution color screen, international roaming capabilities(a) and the best combined email, data and phone experience. BlackBerry will operate on Cable & Wireless' GSM/GPRS network which is currently being enhanced with an 850MHz overlay to the existing 1900MHz infrastructure. The network enhancement is designed to provide improved network coverage, capacity, and in-building signal penetration.

All rooms offer 25% TV with cable and movie channel, microwave, coffee maker, ironing board, hairdryer, high speed wireless internet, voice mail, and free local calls.

Internet Phone Service "BlackBerry is a proven solution that is popular throughout the world and we are pleased to bring this powerful data and voice enabled handset to our customers in Jamaica. Its introduction here is in keeping with our commitment to deliver the services and features that add real value to our customers," said Patrick Gillings, Senior Vice President, Marketing & Communications at Cable & Wireless Jamaica.

For your high tech convenience we offer wireless high speed internet access throughout the hotel for a nominal fee.

Internet Web Hosting BlackBerry is an award-winning wireless platform that improves the way users connect to people and information. BlackBerry integrates hardware, software and service, providing an end-to-end wireless solution. The Java(TM)-based BlackBerry 7280(TM) integrates email (including attachment viewing), phone, SMS, organizer, web and corporate data applications in a single handheld. The high-resolution color screen supports more than 65,000 colors, while offering superior battery life for optimal wireless performance.

Also, with a home wireless network, if you are using a laptop, and always be online and enjoying the blazing fast speeds of high speed Internet broadband.

Comcast Cable Broadband For corporate customers, BlackBerry Enterprise Server(TM) software tightly integrates with Microsoft(R) Exchange, IBM Lotus(R) Domino(TM) or Novell GroupWise(b) and works with existing enterprise systems to enable secure, push-based, wireless access to email and other corporate data. Customers will enjoy roaming on Cable & Wireless' extensive network throughout the Caribbean and around the world(a).

We offer a complimentary full hot breakfast, free local calls, complimentary high speed wireless internet access, and a free USA Today for each guest.

Time Warner Cable Broadband "BlackBerry continues to grow in popularity around the world and we are pleased to work with Cable & Wireless to bring BlackBerry to mobile professionals in Jamaica," said Mark Guibert, Vice President, Corporate Marketing at Research In Motion. "Incorporating RIM's push-based technology and advanced encryption, BlackBerry will provide both residents and visitors in Jamaica with secure, integrated, wireless access to their email and corporate data."

Cable modems, DSL modems, and wireless routers serve as the foundation for your broadband Internet connection. The cable modem and DSL modem bring the high speed Internet connection through your TV cable and phone line, respectively, up. High speed routers let you share your Internet connection with multiple computers, perhaps even wirelessly.

Verizon Broadband Dsl Information regarding pricing and availability will be available at a later date. Corporate customers may contact their Cable & Wireless account manager for more details.

Sbc Dsl Internet About Cable & Wireless

Broadband Phone Cable Cable & Wireless is one of the world's leading international communications companies. It provides voice, data and IP (Internet Protocol) services to business and residential customers, as well as services to other telecom carriers, mobile operators and providers of content, applications and Internet services. Cable & Wireless' principal operations are in the United Kingdom, continental Europe, Japan, the Caribbean, Panama, the Middle East and Macau. For more information about Cable & Wireless, go to www.cw.com.

Cable Modem Vs Adsl About Research In Motion (RIM)

Dsl Broadband Providers 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(R) wireless platform, the RIM Wireless Handheld(TM) 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.

Cable Broadband Service (a) Check with Cable & Wireless for roaming services.

Dsl Broadband Services (b) BlackBerry Enterprise Server for Novell GroupWise is expected to be available later this year

Dsl Broadband Modem 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.

Broadband High Speed Internet 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.

Dial Up Internet Contacts

Cable Internet Isp
Media Contacts
Errol K. Miller
Head - Corporate Communications
876-929-2194
Email: corporate.comms@cwjm.cwplc.com
or
Brodeur Worldwide for RIM
Courtney Flaherty
+1-212-771-3637
Email: cflaherty@brodeur.com
or
Investor Contact
RIM Investor Relations
+1-519-888-7465
Email: investor_relations@rim.com

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