The group’s principal activity is to provide wireless communications solutions. The group’s services include paging and messaging. The group products sold under the trade names USA Mobility, Arch and Metrocall. The group’s operates through two segments namely domestic operations and international operations. Customers served by the group include healthcare, government, large enterprise and emergency response sectors. The group operates from the United States. The total revenue of the group for the year 2006 was $497,694 (thousands).