The device usually functions by means of transmitting sound from the baby's room to a portable receiver that can be conveniently placed inside a pocket or strapped around the waist. People with excellent hearing can rest assured that their infants' cries will be heard, even if they're in another part of the house. Luckily, the modern world has brought in numerous parent-friendly products that offer help and support to first-time or even experienced parents. Mobile baby monitors are examples of such useful devices that make parenthood more manageable than you would expect, especially if you're a single mom or dad. The truth of the matter is that the price tag doesn t necessarily guarantee that you'll actually get what you need. Like any other products, baby monitors need to suit your lifestyle and satisfy your requirements, even to the slightest of details. So before you purchase one, try to dwell on a number of factors first. Also, avoid clutching the monitor by the antenna because it can easily break. - Safeguard the baby monitor from direct heat sources, as well as the glare of the sun. - Do not forget to position the baby monitor's receiver or transmitter on a sufficiently high surface that could not be reached or disturbed by other children. This ability of these devices can help in resolving any interference problems. If you think this is difficult to do, think again. It can be as easy as just flicking a simple switch on the device. 2) Proper Location Wireless baby monitors react to other wireless devices. To prevent interferences, try to place the baby monitor as far away from wireless devices as possible. Instead, they receive muffled, indefinable, and sometimes almost inaudible sounds which resemble voices and words coming from a human. When examined by experts, these sounds can t be technically explained. But when examined by professional ghost hunters, they turn out to be ghost voices also known as electronic voice phenomenon.