Oral organ not only maintains the characteristics of keyboard instruments, but also absorbs the characteristics of playing instruments. Therefore, it is a kind of keyboard instrument that can be played. Oral organ is relatively simple to use and suitable for students to accept. It plays an important role in improving students' interest in learning music, promoting the cultivation of students' comprehensive music quality, and stimulating students' aesthetic ability and ability to create beauty. The mouthpiece of this product can be separated from the piano for easy cleaning after long use. It is different colors of the button, let the children see it will love it!