Yes, there are two types of early education machines that Niu listens to, both of which have good drainage performance. This is the result of my practice. That is, cows listen to buffaloes and cows listen to cows. Buffalo's waterproof performance can reach ipx7. Once, when the baby was taking a bath, I wanted to listen to a story about a buffalo, but I accidentally missed it and fell into the bathtub. When I saw it, more than ten minutes passed. This Xiong Haizi is prepared for not using it. Surprisingly, it can still be used after it is taken out. Nothing unusual. I'm a little happy. I listen and read. . .