Appearance in good condition：
This is the most basic, a thumb piano appearance at least must not have obvious damage, such as cracks, scratches, uneven keys. This is one of the minimum standards for choosing a thumb harp.
Generally speaking, it is not easy to press, the gesture of playing the piano comfortable, how smooth the keys. This is very important, if a thumb piano sound color again good, feel not good words, that is useless, because the thumb piano is always used to play, it is difficult to imagine a bad feeling of the thumb piano can bring people the joy of playing!
Makes no noise：
What is a noise? That is, when you play a piano key, it makes an obvious noise like zizi. This is very important and easy to identify. Press all the keys once.
We usually use the thumb piano for playing, so the tone of the thumb piano should be bright and pleasant. But this point for us beginners, said is also equal to the white said, you can play the piano can play you familiar with the classic pop music, feel good effect is ok.
About the price：
I believe that this problem is the most concerned by everyone. Let's talk about the "price strategy" for buying the thumb piano. First, we should determine the type of the thumb piano we need. Secondly, after selecting the model, check the price on the website, so you can probably know the same level of thumb piano probably in which price; After understanding about the price, this is conducive to buy a cost-effective piano thumb!
Edit by Hodor Wong