This becomes very useful in instances wherein you might be preoccupied with loud noises in the area such as the sound of the television or vacuum. This will at least keep you alert and aware if the baby is making noises. Having an indicator on the gadget that activates whenever the battery is low prevents instances of the battery running out without you knowing. Like any electronic device, baby monitors can cause an electrical shock if not used properly. - Adhere to the manufacturer's strict instructions at all times with regard to the usage and the placement of baby monitors inside your home. - Handle the baby monitor with care. Do not recklessly carry the device around. A mother has one, two, many things to do around the house while making certain that their well-being plus their husbands satisfaction is maintained. Keeping watch of the baby round the clock is simply an impossible feat. Nowadays, the wonder of technology has contributed much to the comfort of mankind. Do you believe in the afterlife? These questions seem to have no specific and factual answers and so does the question Are EVPs real? A sound is just a sound and it all depends on how they are interpreted. If the sound of a cat is interpreted as a moo of the cow, then it comes from a cow. If an inaudible noise is interpreted as voices of people from the afterlife then it comes from people in the afterlife. Fortunately, there are several ways on how to resolve interference issues when using baby monitors in blocks of flats. 1) Change The Frequency of Your Device Wireless devices such as baby monitors are created to have the ability to change frequencies. This ability of these devices can help in resolving any interference problems. One of the most controversial topics about digital technology in baby monitors is health risk. Since these digital devices make use of signals like electro magnetic waves, they may cause health problems to babies especially when they are at that stage when growth and development is on "rapid mode.