This industry comprises establishments primarily engaged in providing the facilities and technical expertise for sound recording in a studio. This industry includes establishments that provide audio production and postproduction services to produce master recordings. These establishments may provide audio services for film, television, and video productions. Releasing, promoting, and distributing sound recordings--are classified in Industry 512220, Integrated Record Production/Distribution; Providing mass duplication of recorded products--are classified in U.S. Industry 334612, Prerecorded Compact Disc (except Software), Tape, and Record Reproducing; and Contracting with musical artists, arranging for the production of master recordings, and marketing the reproduction rights--are classified in Industry 512210, Record Production.