When nothing else works, the Baby Shusher does. Trusted by parents and recommended by pediatric sleep experts, the Baby Shusher has been soothing babies and saving parents' sanity for over 10 years. Unlike traditional white noise machines, the Baby Shusher uses a real human shushing sound — rhythmic, warm, and deeply familiar to newborns — to trigger the calming reflex that helps babies settle quickly and sleep soundly. Batteries are already inside.