an electronic device specially adapted for presenting visual information related to speaking order, time, and messages in connection with audio-visual presentations; a housing for use in connection with audio-visual presentations, the housing being specially adapted to receive an electronic device for presenting visual information related to speaking order, time, and messages; a housing for use in connection with audio-visual presentations, the housing being specially adapted to receive a confidence monitor; a housing for use in connection with audio-visual presentations, the housing being specially adapted to receive a patch panel providing cable interfaces for distribution of audio and video signals; downloable software specially adapted for presenting visual information related to speaking order, time, and messages in connection with audio-visual presentations excluding from the foregoing music software
Electrical and Scientific Apparatus