There is 3 easy step and less expensive cleaner for your casette player.
This is another alternative to make your casette head clear and less buzzing.
I using Pre-injection swab instead of fully alcohol. Its more convenient and affordable.
Price around Rm10, you can get from drugs store like Watson or Guardian.
1. This is Pre injection swap as cheap as RM7.90 for 100pcs.
2. I use plastic pick to make more easy for cleaning progress