Apparatus for recording of sound and images, namely, audio and video tape recorders, audio and video cassette recorders, audio and video CD and DVD recorders, storage media, namely hard disks, DATs, optical disks, DVDs, AIT tapes, flexible multitask, multiple user modular recorders, and parts therefor; apparatus for transmission or reproduction of sound and images, namely, play-back recorders, computer operated play-back recorders, local loudspeakers, head phones, PABX phones, a multimedia co...