Westell Technologies, Inc., through its subsidiary, Westell, Inc., designs and distributes telecommunications products to telephone companies in the United States. The company operates through two segments, In-Building Wireless (IBW) and Communication Solutions Group (CSG). The IBW segment offers distributed antenna systems conditioners; high-performance digital repeaters and bi-directional amplifiers; and system components and antennas, including couplers, dividers, and tappers for wireless service providers and neutral-party hosts to fine tune radio frequency signals. The CSG segment provides intelligent site management solutions, including a suite of remote monitoring and control devices that provide machine-to-machine communication enabling operators to remotely monitor, manage, and control site infrastructure and support systems. It also offers cell site optimization solutions, such as tower mounted amplifiers that are small outdoor-hardened units mounted next to antennas on cell towers, which enables wireless service providers to enhance the performance of a cell site. In addition, this segment provides outside plant solutions comprising cabinets, enclosures, and mountings; synchronous optical networks/time division multiplexing network interface units; power distribution units; copper and fiber connectivity panels; hardened Ethernet switches; and systems integration services. The company serves wireless and wireline service providers, multiple systems operators, Internet service providers, systems integrators, cell tower operators, and distributors through field sales organization, distributors, and partners. Westell Technologies, Inc. was founded in 1980 and is headquartered in Aurora, Illinois.