A.T. Products develops fine audience response systems for the business and education industries. It is a leading designer and manufacturer of teleconferencing and audience response equipment and distance learning networks that are commonly installed in lecture halls at top universities and the conference rooms of Fortune 1,000 corporations and government agencies nationwide. These products are compatible with both satellite and terrestrial-based communications networks. Its specific products include Polycom Soundstations for up to 30 participants, The Camera Buddy camera manipulation systems, ResponseLink polling devices and the Harvard Elite line of microphones and dial pads. A.T. Products maintains its headquarters in Harvard, Ill.