A DJ, or disc jockey, is a person who plays recorded music for an audience: 

What they’re known asDJs may use their real name, a stage name, or an adopted pseudonym.

What they doDJs use a variety of tools to play, combine, and cue up songs from vinyl records, CDs, or digital audio files. They use headphones to monitor the music so they can adjust it for the audience. DJs may also act as event organizers or announcers, keeping the party moving and on schedule. 

Where they workDJs can work in many different settings, including radio stations, nightclubs, music festivals, and private or public events. 

How they select musicDJs choose music to engage the audience and create a natural flow. They may consider the energy level of the crowd and adjust the music accordingly. 

What they useDJs may use turntables, CDJs, controllers, or laptops to play music. They may store music on cloud hosting services like Dropbox, Spotify, or Soundcloud. 

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