Sierra Wireless, Inc.: Voq Professional Phone Makes its Canadian Debut.

VANCOUVER, British Columbia -- Sierra Wireless, Inc. (TSX:SW)(NASDAQ:SWIR):

Cellcom Wireless and Uptown Communication House work with Sierra Wireless to deliver the Voq Professional(TM) Phone to the Canadian market

Sierra Wireless today

announced that the Voq Professional Phone(TM), a tri-band Smartphone developed by Sierra Wireless, is now available in Canada for use on GSM/GPRS networks. Canadian customers can purchase the Voq Professional Phone and Rogers Wireless airtime bundles through Cellcom Wireless and Uptown Communication House, Inc.

The Voq Professional Phone offers the best features of a mobile phone, a messaging device and a PDA (personal digital assistant). Designed for mobile professionals, the Voq Professional Phone features a unique, flip-open QWERTY thumbpad for quick text entry and easy-to-use software solutions, including VoqMail(TM), a secure, "Always There"(TM) e-mail application that requires no additional enterprise server or desktop redirector software to purchase, install and maintain. The unique, easy, and powerful myVoq(TM) software enables predictive search, storage, and sending of information.

"There has been considerable interest in the Voq Professional Phone since it was first announced, and we are pleased to deliver a comprehensive tool that combines voice calling, messaging, e-mail, calendar, and contact information to Canadian mobile professionals looking for a practical way to stay in touch with colleagues, clients, and family," said Dan Schieler, Vice President of Sales, Americas for Sierra Wireless. "Sierra Wireless is pleased to work with Cellcom Wireless and Uptown Communications to bring the Voq Professional Phone to the Canadian market."

"The Voq Professional Phone offers business professionals the opportunity to stay securely connected to e-mail and information they need to be productive and competitive," said Terry Severyn, Vice President of Sales for Cellcom Wireless. "This is something our customers demand, and we are pleased to add the Voq phone to our product line."

"Busy professionals are looking for tools that help them work and travel more efficiently, and the Voq Professional Phone does that, by giving them access to e-mail, calendar, contacts and other critical information they need directly from their phone," said Karim Jetha, Sales Manager for Uptown Communication House. "We are happy to be one of the first retailers to offer the Voq Professional Phone to Canadian customers."

Powered by an Intel(R) XScale(R) processor, the Voq Professional Phone is based on Microsoft Windows Mobile 2003 software for Smartphones and offers a rich telephony experience with the addition of a unique flip-open QWERTY thumbpad. The Voq Professional Phone provides:

- Phone-first capabilities with the power of a PDA and ability to synchronize contacts, calendars, and tasks to a Windows-based computer;

- The best features of a mobile phone, messaging device, and PDA in a single phone - resulting in lower cost, ease-of-use, and the need for fewer devices;

- Powerful search, send and storage capabilities with myVoq, which also offers the ability to enhance business applications and mobile web services,

- Out-of-the-box personal and corporate e-mail solutions, including POP3, IMAP4, and Microsoft ActiveSync for wireless synchronization to Microsoft Exchange 2003,

- The ultimate e-mail experience with VoqMail Professional Edition, which offers secure, "Always There" e-mail and alerts, supporting standard, broadly deployed VPN and business e-mail systems including Microsoft Exchange, Lotus Notes, and Novell GroupWise software.

To purchase the Voq Professional Phone from Cellcom Wireless, please call 1-866-575-7522 or visit Cellcom online at www.cellcomwireless.com.

To purchase the Voq Professional Phone from Uptown Communication House, please visit www.pcscanada.com.

For more information about the Voq Professional Phone please visit www.voq.com, or contact the Sierra Wireless Sales Desk by calling 604-232-1488 or e-mailing sales@sierrawireless.com.

Note to editors:

To view and download images of Sierra Wireless products, please visit www.sierrawireless.com/news/photos.asp.

About Voq Professional Phone

The Voq Professional Phone(TM) is a new class of mobile phone that offers a flip-open QWERTY thumbpad and easy-to-use software solutions for business users, including applications for personal and corporate e-mail. Based on the Microsoft Windows Mobile 2003 software for Smartphones, the Voq Professional Phone incorporates the best features of your current mobile phone, a messaging device, and PDA. For more information about Voq Professional Phone, please visit www.voq.com.

About Sierra Wireless

Sierra Wireless is a leader in delivering highly differentiated wireless solutions that enable our customers to improve their productivity and lifestyle. Sierra Wireless develops and markets the AirCard, the industry-leading wireless PC card line for portable computers; embedded modules for OEM wireless applications; the MP line of rugged vehicle-mounted connectivity solutions; and Voq, a line of mobile phones with easy-to-use, secure software solutions for mobile professionals. For more information about Sierra Wireless please visit www.sierrawireless.com.

"AirCard" is a registered trademark of Sierra Wireless. "Voq Professional Phone" is a trademark of Sierra Wireless, Inc. Other product or service names mentioned herein may be the trademarks of their respective owners.

Forward-Looking Statements

This press release contains forward-looking statements that involve risks and uncertainties. These forward-looking statements relate to, among other things, plans and timing for the introduction or enhancement of our services and products, statements about future market conditions, supply conditions, channel and end customer demand conditions, revenues, gross margins, operating expenses, profits, and other expectations, intentions, and plans contained in this press release that are not historical fact. Our expectations regarding future revenues and earnings depend in part upon our ability to successfully develop, manufacture, and supply products that we do not produce today and that meet defined specifications. When used in this press release, the words "plan," "expect," "believe," and similar expressions generally identify forward-looking statements. These statements reflect our current expectations. They are subject to a number of risks and uncertainties, including, but not limited to, changes in technology and changes in the wireless data communications market. In light of the many risks and uncertainties surrounding the wireless data communications market, you should understand that we cannot assure you that the forward-looking statements contained in this press release will be realized.