It could switch on a night light to soothe a crying baby. And the device would learn about the child along the way.

It also triggered broader concerns about how quickly companies are marketing products to parents without understanding how technology could affect early childhood development. There are smart cradles that can rock your baby for you. There's a smart cushion to calm colicky infants by cradling them while playing a recording that mimics a parent's heartbeat. Experts say little is known about the effects of tech devices on early childhood development, and it will take time to figure that out.Through play sessions, the doll learns facts such as the name of the family dog. It then incorporates this information into conversation.