Communications System transmits data and alarm status.

Press Release Summary:



Telguard Digital provides primary and backup cellular alarm communication solutions for small business, financial, commercial, and fire system markets. Offering nationwide GSM digital cellular coverage that provides seamless connectivity between Telguard protected premise and central station, UL-Listed digital cellular alarm communicators transmit full data and alarm signals from security and fire systems in VoIP, cable voice, cell-only, or no phone line environments.



Original Press Release:



Telular's Security Business Expands with UL Listed Telguard Digital



LAS VEGAS, April 5 -- International Security Conference (ISC) -- Telular Corporation (NASDAQ:WRLS) today announced the market expansion of its security business unit with Telguard Digital, an advanced generation of UL Listed digital cellular alarm communicators. By using Telular's patented technology, Telguard Digital provides primary and backup cellular alarm communication solutions for residential, small business, financial, commercial and fire system markets. With the launch of Telguard Digital, Telular has reached the following key milestones:

-- Record number of new dealers added to the Telular customer base and more than a 150% increase in device activation.

-- 115% increase in Telguard product shipped.

-- Economical, UL primary residential security solution to transmit alarm signals for VoIP, cable voice, cell-only or no phone line households.

-- Most extensive listing from Underwriters Laboratories (UL) for alarm communicators in residential and commercial security and life safety systems with certain models UL 864, National Fire Protection Association (NFPA) 72 complaint, and California State Fire Marshall listed for fire systems.

-- Nationwide GSM digital cellular coverage providing seamless connectivity between the Telguard protected premise and the central station.

"Market acceptance and performance of Telguard Digital has been outstanding," said Mike Boyle, president and chief executive officer of Telular Corporation. "With the FCC Sunset Clause of the analog network less than two years away, security providers have stopped installing analog devices in favor of Telguard Digital."

Telular's products transmit full data from virtually all security and fire systems to central stations using the nationwide GSM digital cellular network. When the telephone line has been disrupted, compromised, or if no wireline service is available, Telguard Digital ensures that critical data will reach the designated monitoring station.

Telguard products are available from leading professional security companies, including alarm dealers, system integrators, and fire/life safety companies.

Telular's full line of Telguard Cellular Alarm Communicators will be showcased at booth #10048 at the International Security Conference (ISC) taking place April 5-7, 2006 in Las Vegas, Nevada at the Sands Convention Center.

For more information, please contact Telular at 1-800-229-2326 or sales@telular.com.

About Telular Corporation

Telular Corporation is a leader in the design and manufacturing of wireless products. Telular's proprietary telecommunications interface technology enables standard phone, fax machines, computer modems or monitored alarm systems to utilize available cellular wireless service for either primary or back-up telecommunications. Their product lines incorporate the world's leading cellular standards and are marketed worldwide. Headquartered in Vernon Hills, Illinois, Telular has regional sales offices in Atlanta, Delhi, Dubai, Johannesburg, London, Mexico City, Miami, Singapore and Warsaw. For further company information, visit Telular at www.telular.com/ .

CONTACT: Jeffrey L. Herrmann, Executive Vice President of Telular Corporation, +1-847-247-9400, FAX: +1-847-247-0021, jherrmann@telular.com

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