computer programs for use in the field of communications; for use in the field of wired and wireless message, voice and data communications, computer programs for use in planning the organization of a wireless network; computer programs for use in monitoring the performance and operation of a wireless network; computer software for the monitoring of a telecommunications network; computer software for accessing voice messaging terminals or wireless networks using the global computer network; computer software for implementing pre-paid toll wireless and wireline communications; power supplies; RF controllers; radio transmitters; radio receivers; pagers; two-way pagers; integrated circuits in the field of wireless communications; circuit boards and modules for use in wireless communications; radio transceivers; radio repeaters; radio tone encoders and decoders; paging terminals; voice messaging terminals; toll calling terminals for implementing a pre-paid wireless and wireline communications; radio base stations; RF power amplifiers and exciters

installation and repair of wired and wireless message, voice and data communications, storage and retrieval systems

training in the use and operation of wired and wireless message, voice and data communications, storage and retrieval systems

design, selection and commissioning for others of wired and wireless message, voice and data communications, storage and retrieval systems