Meaning of CASSETTE in English
[noun] [C] - a flat rectangular device containing a very long strip of magnetic material that is used to record sound and/or pictures, or a machine that plays and/or records on such devicesa video cassettean audio cassetteA cassette player is a machine that plays cassettes which have been recorded.A cassette (recorder) is a machine that can both play from and record onto cassettes.
Cambridge English vocab. Кембриджский английский словарь. 2012