Telecommunication transmitter machines and apparatus and structural parts for telecommunication transmitter machines and apparatus; electronic machines and apparatus, namely, DJ-Players being turntables, compact disc players, and MP3 players for disc jockey, DJ-Controllers being electronic DJ controllers for disc jockeys to play music by sending control signals to DJ application software, DJ-Multiplayers being combination thin film transistor monitors and digital audio player for disc jockeys, All-in-one-DJ systems being integrated DJ system audio equipment composed of digital audio players for disc jockeys, sound mixers, controllers, and audio interfaces, electronic machines for DJ-players being electric and electronic musical effects equipment for disc jockeys in the nature of sound reproduction, transmission, and processing apparatus, and structural parts thereof; storage media containing computer operating systems; downloadable computer software for streaming and storing audio visual media content; downloadable computer software for streaming, uploading, and downloading digital audio and visual media content from a global computer information network; downloadable computer software for recording, transmitting, reproducing, receiving, downloading, storing and editing audio visual media content; downloadable computer software for downloading music files; downloadable computer software for downloading and reproducing music files; downloadable software for reproducing music