Summer infant slumber buddies creates the ideal atmosphere to calm your baby and help them gently drift to sleep the slumber buddy has a playfully plush exterior and smiling design and is ideal as a bed time companion the slumber buddy has 3 different soothing sounds that play on a 30 minute auto shut off to ensure power saving these sounds included a heartbeat sound from the womb and 2 nature sounds the back portion of the slumber buddy has a built in starry night project this projectorn