9 Audio-video receivers; apparatus for recording, transmission, processing and reproduction of sound, images or data; transformers; metronomes; transponder location system; sound amplifiers; electrical connectors; electrical controlling devices for audio, video and telecommunications devices and computers; computer operating software for the foregoing; computer hardware for controlling other devices in connection with music via MIDI and other formats; interfaces for computers; computer peripheral devices; home computer accessories, namely, computer bags, cables, chips and disc drives; sound cards; wrist rests for use with computers and mouse pads; blank electronic storage media; musical recordings; memory cards; USB hubs; blank digital versatile discs; computer operating programs for music applications; computer software for developing, editing and generating sound, music, images and video signals; interactive multimedia computer game programs; computer-gaming software; computer software for the administration of personal information and preferences in relation to music, video and entertainment products; computer software for the administration of personal information and preferences in relation to music, video and entertainment products; computer software for the remote transmission of sound, music, images and video signals; computer software for creating searchable databases of information and data; cross-platform audio and music software for the creation, editing, recording, dubbing, reproduction, sequencing, transmission and playback of audio in various file formats; video and computer game programs; downloadable musical sound recordings; downloadable video recordings featuring musical performances; downloadable electronic publications in the nature of magazines and newsletters in the field of music; laptop bags