It allows you to designate up to 20 people who can communicate with your child. If someone calls the watch, and it’s not a designated phone number, the call is dropped and does not connect.

a five-year-old child accidentally called a top-secret emergency line which was reserved only for the US President and a four-star general. As the phone rang, the officers on the watch floor of ...

The firm is expanding its range of child-safe devices having launched its smartphone in the UK late last year.