Research In Motion

Research In Motion
Cable & Wireless Ltd.

March 21, 2005 04:00 ET

Cable & Wireless To Offer BlackBerry In Eastern Caribbean Islands


NEWS RELEASE TRANSMITTED BY CCNMatthews

FOR: RESEARCH IN MOTION

NASDAQ SYMBOL: RIMM
TSX SYMBOL: RIM

AND CABLE & WIRELESS LTD.

MARCH 21, 2005 - 04:00 ET

Cable & Wireless To Offer BlackBerry In Eastern
Caribbean Islands

Customers in Antigua and Barbuda, Dominica, Grenada, St. Kitts & Nevis,
St. Lucia, and St. Vincent & Grenadines To Have Wireless Access to Voice
and Data via BlackBerry

ST. LUCIA, EAST CARIBBEAN and WATERLOO, ONTARIO--(CCNMatthews - March
21, 2005) - Cable & Wireless Ltd. and Research In Motion (RIM)
(NASDAQ:RIMM)(TSX:RIM) -

Cable & Wireless Ltd. and Research In Motion (RIM)
(NASDAQ:RIMM)(TSX:RIM) today announced plans to offer BlackBerry® to
customers in the Eastern Caribbean islands. Cable & Wireless Ltd. will
initially offer the BlackBerry 7280 Wireless Handheld™, a tri-band
850/1800/1900MHz device that features a high-resolution color screen,
international roaming capabilities, and the best combined
email/data/phone experience. BlackBerry will be available in Antigua and
Barbuda, Dominica, Grenada, St. Kitts & Nevis, St. Lucia and St. Vincent
& Grenadines and will operate on Cable & Wireless' GSM/GPRS network.(i)

"Cable & Wireless is committed to delivering leading data and voice
solutions to our customers and we are pleased to work with Research In
Motion to introduce the popular BlackBerry wireless platform to our
customers in the Eastern Caribbean islands," said Rick Hulford, VP
Mobile, Cable & Wireless Limited. "BlackBerry continues to grow in
popularity in the Caribbean and around the world, and our mobile
customers will be able to enjoy the benefits of always-on access to
voice and data while on the go."

BlackBerry is an award winning wireless platform that keeps mobile
customers connected to the people, data and resources that drive their
day. The Java-based BlackBerry 7280™ combines phone, email, text
messaging, organizer, web and corporate data applications in a single
handheld. The high-resolution screen displays crisp images with support
for more than 65,000 colors while the handheld continues to offer
superior battery life for optimal wireless performance.

For corporate customers, BlackBerry Enterprise Server™ software
tightly integrates with Microsoft® Exchange, IBM Lotus® Domino™
and Novell GroupWise™ 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 up to ten corporate and/or personal email
accounts (including Microsoft Exchange, IBM Lotus Domino and many
popular ISP email accounts) from a single device.

"We look forward to extending the reach of BlackBerry to the residents
and visitors of the Eastern Caribbean islands," said Mark Guibert, Vice
President, Corporate Marketing at Research In Motion. "The BlackBerry
mobile experience is being embraced around the world and we think it
will prove very popular with Cable & Wireless' customers."

Information on service plans is available at Cable and Wireless Ltd.

About Cable & Wireless

Cable & Wireless is one of the world's leading international
communications companies and the leading provider of communications in
the Caribbean. With operations in Anguilla, Antigua & Barbuda, Barbados,
Cayman Islands, Dominica, Grenada, Jamaica, Monserrat, St Kitts & Nevis,
St Lucia, St Vincent & The Grenadines and Turk & Caicos, the company
provides voice, data and IP (Internet Protocol) services to business and
residential customers, as well as services to other telecoms carriers,
mobile operators and providers of content, applications and Internet
services. Cable & Wireless' principal operations are in the United
Kingdom, continental Europe, Asia, the Caribbean, Panama and the Middle
East. For more information about Cable & Wireless, go to www.cw.com.

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.

(i) Check with Cable & Wireless for roaming services.

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.

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