The product is a collection of Iron Maiden cassette tapes, including the albums "The Number of the Beast" and "Fear of the Dark." These cassette tapes feature the iconic heavy metal sound of Iron Maiden in the 1980s, with English lyrics sung by the band members. Encased in standard jewel cases, these cassettes are perfect for a music lover's birthday gift, especially for fans of classic rock and heavy metal. Each cassette is numbered, adding a unique touch to this nostalgic music collection. (Untested)