Telular Corporation engages in the design, development, and distribution of products and services that provide data and voice connectivity through wireless phone networks in the United States and internationally. The company offers TELGUARD products and service, which combine a specialized terminal unit with Telular’s server-based message center to provide real-time transport of alarm signals from residential and commercial locations to alarm company, central monitoring stations. The company also provides fixed cellular terminals, which are used in various applications, such as wireless security; voice, data, fax, and Internet connectivity for remote or mobile communications; event monitoring; and least cost routing. In addition, Telular Corporation offers cellular service to customers purchasing event monitoring products. It serves cellular carriers, value-added resellers, security system distributors, and security service dealers. The company was founded in 1986 and is headquartered in Chicago, Illinois.