When learning to play the piano, the beginner finds himself exposed to an overwhelming number of keys. Where can I find which tone? Which keys produce the chord I am looking for? Before you go through all this information, take a look at our information board. Here you will find all the information you need. All keys - all tones and the most important chords. Fast - clear - durable: The waterproof lamination makes the two-sided information board untearable and durable.