Turntables for disc jockeys; turntables being record players, compact disc players, and MP3 players for use in booths for disc jockeys; turntables for use with records for disc jockeys; integrated turntables and record players being audio equipment; record players; audio mixers; sound mixers; wireless controllers to monitor and control the functions of electronic devices other than controllers for gaming apparatus; audio interfaces; integrated disc jockey system audio equipment composed of players for disc jockeys, sound mixers, controllers, and audio interfaces; digital audio players for disc jockeys integrated with audio mixers; electronic controllers for disc jockeys to play music by sending control signals accessible via application to application software for personal computers; telecommunication transmitter machines and apparatus; downloadable computer software for creating and editing music and sounds; downloadable computer software for controlling operations of audio and video devices; downloadable music files; downloadable application programs for disc jockeys for selecting music, mixing music, setting sound effect, sampling music, scratching music, and controlling settings of DJ-turntables; downloadable computer programs for disc jockeys for selecting music, mixing music, setting sound effect, sampling music, scratching music, and controlling settings of DJ-turntables; blank USB flash drives; electronic machines and apparatus, namely, DJ-players, DJ-turntables, DJ-controllers, DJ-media players, DJ-mixers, All-in-one-DJ-systems, remote controllers, electronic machines for DJ-players, and parts and accessories thereof