NM (Near Mint): opened, more than 90% new or nearly new;

 EX (Exccelent): Some very slight scratches or traces of use, which do not affect the sound quality, and the quality is 80% to 90%;

 VG (Very Good): There are some slight scratches or background noise, it will not jump, and it can be played normally. Please consult for confirmation. The quality is 70% to 80%;

 G (Good): There are many scratches or unclear background noise. Please consult for confirmation. The quality is 60% to 70%;