FOURTH UTILITY

antennas; repeaters; pcmcia cards; pc cards; voice and data computer interface cards; wireless PDAs; voice and data networking equipment, namely, electrical connectors, radio transmitters, and telephone transmitters; stereo receivers; computer networking routers and hubs; video distribution routers; communications and networking equipment enclosures; and controllers for communications equipment, namely, temperature controllers, lighting controllers, audio speaker controllers, video controllers, circuitry controllers, and remote controllers