TELES Communication Systems selects Sierra Wireless HSDPA module for iGATE system

MC8755 Mini Card embedded module will provide the 3G wireless connection for the TELES.iGATE fixed-to-mobile wireless gateway, on display at CeBIT.
Vancouver, Canada and Hannover, Germany -March 13, 2006

Sierra Wireless (NASDAQ: SWIR - TSX: SW) and TELES Communication Systems today announced that TELES has selected the Sierra Wireless MC8755 Mini Card embedded module to provide 3G wireless connectivity for its TELES.iGATE fixed-to-mobile wireless gateway system. TELES Communication Systems is showcasing its iGATE system, designed to reduce interconnection costs for carriers and corporate customers with heavy wireless traffic, at CeBIT 2006, held in Hannover, Germany from March 9 to 15 (Hall 13, Stand A24).

“Sierra Wireless has been a leader in providing embedded 3G wireless connectivity devices, with a reputation for high-quality, high-performance, and top-notch integration support,” said Frank Paetsch, TELES Head of Research and Development. “We are confident that the integration of the MC8755 module into the iGATE system provides our customers with the best available wide area wireless connection.”

“As the functionality and data rates offered by 3G networks continue to improve with the adoption of HSDPA technology, new opportunities open for wireless data applications,” said Jim Lahey, Vice President, EMEA for Sierra Wireless. “This as a great opportunity to work with customers like TELES Communication Systems to deliver high quality wireless wide area network connections in new form factors for specialized markets.”

MC8755 PCI Express Mini Card for HSDPA/UMTS networks

The MC8755 PCI Express Mini Card module is built using the MSM6275™ Mobile Station Modem™ chipset from QUALCOMM and offers peak download speeds of 1.8 Mbps. The MC8755 operates on the 2100 MHz HSDPA UMTS frequency band and is designed for markets in Europe and Asia. MC8755 modules are also compatible with EDGE and GSM/GPRS networks on all four GSM frequency bands (850, 900, 1800, and 1900 MHz), for global roaming in areas where an HSDPA or UMTS network is not available.

The MC8755 module measures 51 x 30 x 4.5 mm, weighs in at less than 12 g, and complies with new European Union directives on RoHS (Restrictions on Hazardous Substances).

For more information about Sierra Wireless PCI Express Mini Card embedded modules, please visit, or contact the Sierra Wireless Sales Desk by calling 604-232-1488 or e-mailing [email protected].

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About TELES Communication Systems

TELES (German Stock Exchange- TLI.DE) is a leading manufacturer of telecommunications products, with years of experience in fixed, mobile and internet networks. TELES’s innovative technologies provide outstanding performance and long-lasting competitiveness. TELES product portfolio includes Customer Premises VoIP Equipment (CPE) for small and medium enterprises supporting analog, BRI and PRI PSTN interfaces, NGN Products – media gateways for medium and large-scale service providers, advance SS7 (MGC) platforms, Fixed wireless platforms (GSM, CDMA, 3G) for carriers and corporate customers and network services products. TELES' mission is to provide leading telecommunications technology and top-quality products.

About Sierra Wireless

Sierra Wireless (NASDAQ: SWIR – TSX: SW) develops and markets reliable, high quality wireless communications products that provide mobile professionals with data and voice access to wide area wireless networks. The Sierra Wireless product portfolio includes the award-winning AirCard® line of wireless PC cards, embedded modules for original equipment manufacturers (OEMs), and the MP line of rugged, vehicle-mounted wireless modems. Sierra Wireless also offers professional services to OEM customers during product development, leveraging the company’s expertise in wireless design and integration to provide built-in wireless connectivity for notebook computers and other portable computing devices. For more information about Sierra Wireless, please visit|

“AirCard” is a registered trademark of Sierra Wireless. 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.