The Sleekest BlackBerry Phone Yet for Effortless E-Mail on the Go is Now Available in ''Pearl White'' - Only at T-Mobile

BELLEVUE, Wash. & WATERLOO, Ontario-- T-Mobile USA, Inc. and Research In Motion (RIM) (Nasdaq:RIMM) (TSX:RIM) today launched the new white BlackBerry® Pearl™, featuring a stylish new color for the award-winning phone. The new white BlackBerry Pearl is now available in the United States exclusively from T-Mobile.

A wildly popular and proven product, the BlackBerry Pearl is now available in a lustrous, pearl white finish, as well as piano black. The BlackBerry Pearl shines with its easy-to-use phone, personal e-mail, and Web browsing combined with T-Mobile's affordable $19.99 per month unlimited data plan1. With the BlackBerry Pearl, sending an e-mail or chatting through instant messaging is as simple as placing a phone call.

“The BlackBerry Pearl has set the bar for combining the functionality of a full-featured BlackBerry phone and the ultimate in style, all at an affordable price,” said Mike Butler, Chief Marketing Officer, T-Mobile USA. “Now, the white BlackBerry Pearl provides our customers with another effortless, yet stylish, option to stay connected with loved ones.”

The BlackBerry Pearl is myFavesSM-enabled, allowing customers to have quick, one-touch access to their favorite five friends and family2. In addition to calling, instant messaging and texting, consumers are also just a tap away from sending an email to one of their five myFaves contacts – helping people stay effortlessly connected to the people who matter most.

“The BlackBerry Pearl has proven that it’s possible to provide a full-featured handset at an attractive price point with an uncompromising user experience and an extremely small, light and stylish design,” said Mark Guibert, Vice President, Corporate Marketing, Research In Motion. “We are delighted by the immediate success of the BlackBerry Pearl in the market and we are pleased to build on this momentum with the addition of another stunning color and finish.”

With the BlackBerry Pearl available now in piano black or pearl white, customers will be able to connect while expressing more of their individual style. The white BlackBerry Pearl is offered exclusively through T-Mobile in the United States and is immediately available at T-Mobile retail stores, select authorized dealers, online at www.t-mobile.com, or by calling 1-800-T-MOBILE.

Key features of the BlackBerry Pearl include:

BlackBerry® Internet Service - allows access to up to 10 supported personal and corporate email accounts, including most popular ISP email accounts
Popular instant messaging clients: AOL®, Yahoo!® MSN® and ICQ®3
1.3 megapixel camera with 3 zoom levels (up to 5X) and built-in flash
Multimedia player with stereo headset jack with support for MP3 and AAC music files, as well as MPEG4 and H.263 video formats
High-performance HTML browser for visiting your favorite web sites while on the go4
A newly enhanced version of RIM’s popular SureType™ keyboard technology that makes typing email quick and easy
An incredibly intuitive user interface with an easy-to-use trackball, dedicated 'menu' and 'escape' keys, and context-sensitive menus that make navigation feel instinctive and fast
Intuitive call management features such as smart dialing, conference calling5, speed dialing, and call forwarding5
First-rate phone features with Speaker Independent Voice Recognition (SIVR) for Voice Activated Dialing (VAD), dedicated 'send', 'end', and 'mute' keys, speakerphone, and Bluetooth® support for hands-free use with headsets, car kits and Bluetooth peripherals
Quad-band GSM/GPRS and EDGE network support for international roaming6
BlackBerry Maps – a new application which adds mapping and location-based services to the BlackBerry Pearl. BlackBerry Maps works together with other BlackBerry applications, enabling the user to send maps via email and launch maps from other applications, including contacts in the user’s address book
Support for polyphonic, mp3 and MIDI ring tones3
A large, ultra-bright 240x260 color display that brings images to life
An innovative light-sensing technology that automatically optimizes the screen, trackball and keyboard lighting for indoor, outdoor and dark environments
64MB built-in flash memory, expandable via microSD expansion slot
BlackBerry® Enterprise Server support – integrates with Microsoft® Exchange, IBM Lotus® Domino® and Novell® GroupWise® environments and features a new set of IT policy controls for IT departments to manage camera and expanded memory usage
The new white BlackBerry Pearl also comes with a complement of white accessories – stereo headset, travel charger and USB cable -- that are included in the box. Additional accessories for BlackBerry handsets, including premium leather holsters and totes, an automotive charger, and Bluetooth® headsets are available online and through T-Mobile retail outlets.

About T-Mobile USA

Based in Bellevue, Wash., T-Mobile USA, Inc. is a member of the T-Mobile International group, one of the world’s leading companies in mobile communications, and the mobile telecommunications subsidiary of Deutsche Telekom AG. At the end of September 2006, more than 91 million mobile customers were served by companies of the Deutsche Telekom group — 24.1 million by T-Mobile USA — all via a common technology platform based on GSM, the world’s most successful digital wireless standard. T-Mobile’s innovative wireless products and services help empower people to connect effortlessly to those who matter most. Multiple independent research studies continue to rank T-Mobile highest, in numerous regions throughout the U.S., in wireless call quality and wireless customer care. For more information, please visit the company’s Web site at www.t-mobile.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.