radio telecommunications apparatus, namely, monitoring, signaling, checking (supervision), and electrical control testing apparatus, namely, radio pagers and radio telephones; radios telephones for providing remote access to and from public telecommunications switching systems; telephones; telecommunications switches; apparatus for the input, output, recording, transmission or reproduction of data, sound, or images, namely telecommunications transceiver, video, radio and telephone transmitters and receivers, and computer programs for managing telecommunications networks; computers, computer hardware microprocessors; office machines, namely data processing computers; electrical controllers and computer software for switching, routing, transmission and transport of data, voice and video in the field of telecommunications networking; encoding and decoding apparatus and instruments, namely multiplexers and demultiplexers; blank magnetic data carriers; computer software for storing other computer software programs as well as remote access to and from public telecommunications switching systems, telecommunications switching systems, telecommunications transmission systems, and data processing equipment encoded computer software for optimizing operations mode in communications equipment