Cassettes.eu is an online store specializing in new and used audio cassettes for music listeners and collectors. Its range includes sealed, unused tapes and pre-owned releases, with listings spanning popular albums, classic recordings, and rarer or distinctive editions. The shop carries cassettes in several formats and categories, including Normal Type I, Chrome Type II, and Metal Type IV, alongside CDs, LPs, music records, equipment, and accessories.

The store presents audio cassettes as a way to enjoy analog sound and rediscover music in a tangible, retro format. It says its used tapes are checked and prepared for listening, while sealed new tapes offer original packaging and an option for collectors or gifts. Customers can browse and order online, search and sort products by criteria such as price or popularity, and view stock availability. Cassettes.eu offers online shopping at any time and provides contact by phone and email. Based in Vilnius, the store also lists delivery and returns information and invites visitors to subscribe to its newsletter.