SONY TC-K4 Cassette Deck The tape drive mechanism has been readjusted, and the previous problem of weak rewinding has been completely resolved. Sony cassette deck. It's an old machine, but its performance is outstanding. Fast forward, rewind, playback, and sound are all perfect. There are signs of normal use. Each part has been lightly oiled and maintained, and the contacts have been treated to remove oxidation. The sound is also very good, and there is no noise! I was listening to it until I put it up for sale♪ No returns due to the possibility of swapping! Please do not buy this if you are a perfectionist or overly concerned about details. The operating condition has been uploaded to Youtube, so please take a look. https://youtu.be/Hhf1KQV7pb0?si=uQR1WAzq89LZvLGW