9 Computer peripherals; computer software recorded on magnetic, optic or electronic data carriers for information management system software; telephone apparatus consisting of a network module and a PSTN network module; integrated circuits; video telephones; portable telephones; walkie-talkies; program control phone exchange systems, namely, stored program controlled telephone switches consisting of a switching network module, an operation and maintenance module, a remote switching module, a packet handling module, a remote subscriber unit, a peripheral switching module and computer programs for use with telecommunication switches, voice mail and telephonic messages to manage, operate and maintain telecommunication systems and telecommunication networks, subscriber line boards and tank line boards; Network communications equipment, namely, computer routers, modems, network bridges, switches, and gateways; amusement apparatus adapted for use with television receivers only consisting of network module and operation and maintenance module, a TV output module, a handy control module and a content browser module; personal stereos; telephone receivers; telephone transmitters; modems