You can control intelligent lighting color in the home by using the Piano in real time , make your life more interesting and more full of science and technology. Piano can control the color of 18 lighting at the same time , and you do not feel any delay. Piano has two kinds of play mode, the two modes of lighting in the performance process will change color in real time. 1 practice mode: you can select the numbered musical notation to play the piano, play while learning musical knowledge. 2 auto play mode: select the numbered musical notation it will automatically play the piano in the numbered musical notation. The use of Piano, let your life more intelligent and more fun!