The model in question is a Vesna 309, and it has some audio issues and doesn’t turn the tape. It gets a teardown ... A Western cassette deck mechanism would have been a much more sketchy ...
You don’t need a lot of tools and supplies to maintain a cassette deck or twelve (apparently they ... bias from the holes in the top of the tape. Don’t care for the quality of audio cassettes?
As the popularity of cassette tapes continues to trend upward, more and more people are investing in cassette decks, too.