System problems. Fisher hippocampus is actually a toy to soothe children to sleep. It has only two functions, one is to play music and the other is to emit dim light. Official website, inquiring about the products, learned that Fisher's hippocampus is very helpful to promote the sleep of infants, and the failure to connect to the mobile phone is the cause of the system problem. Pacifying the seahorse is sought after by everyone because it is cheap.