A videocassette is a cartridge containing videotape. The history of the videocassette recorder follows the history of videotape recording in general. It was first released on VHS and Betamax from MCA Videocassette Inc. in 1983. In 1991, the film was released on videocassette and laserdisc. The film has been released on videocassette, LaserDisc, and DVD. The company launched the Betamax videocassette recording format in 1975. All 10 films were also released on VHS videocassette. Philips unveiled the first-ever home VCR, the N1500 videocassette recorder. "Plump Fiction" has been released on VHS videocassette and DVD. A camcorder is an electronic device originally combining a video camera and a videocassette recorder. The first was a collection of 10 videocassette tapes issued by Walt Disney Home Video. Fan videos made using videocassette recorders soon followed. Betacam is a family of half-inch professional videocassette products developed by Sony in 1982. The film is available on videocassette and DVD. VCI Entertainment released a theatrical cut of "Dark Star" on videocassette in August 1983.