From the brand point of view, Cool Dog is cool dog music with strong natural music genes, while Mi Tu is Xiaomi's, and its content is more dependent on third parties. But when it comes to characteristics, Cool Puppy Music Early Teaching Machine is still very attentive in music enlightenment. In addition to the same contents and operating functions as Mi Tu, we also customized the songs taught at different ages for the baby, which is quite personalized. Those who have the idea of early music education can feel it.