Baby monitor – transmitter, adapted to the needs of mothers and children, consisting of two devices. One of them picks up next to a child any noise within a radius of several meters and transmits it to the second unit – the receiver, which is in the parents. The transferring of baby monitors, tend to be larger in size receiver often has a more colorful, "childish" design because it is installed next to the baby. The receiver can also be parents, in a sufficient distance from the transmitting side. When a noise in the nursery, whether it's crying baby, he coughs or other sounds, the receiver signals about the parents. Baby Monitor 'baby monitor' 'Baby-sitter', 'baby-background', 'baby monitor', baby monitors – that such names may have had this device. Method of notification, depending on the model of how baby monitors alarms at the receiver may be a sound and light: a mom hears the voice of the child and the noise next to him, either on the receiver will light the bulb.
There are models with a combined method of notification. Poor communications radio nurse can pick up telephone conversations of tenants neighboring houses, radio, or broadcast cry … a neighbor child, next to which is exactly the same device. Quality baby monitors must 'learn' only his radio frequency. To make the 'play' more differentiated, manufacturers provide several channels of reception and even special digital signals, ensuring clear communication. Especially popular in recent devices that are based on digital Technology DECT (Digital Enhanced Cordless Telecommunications – digital enhanced cordless telecommunications).