Since it is wireless, the limitation that the length of wires provide does not apply to it making it more possible to move around the house while still being able to monitor your baby. Almost all types of monitors, whether audio or video, can be wired or wireless. It all comes down to budget and preference. Even though it is normal, it may also be a symptom of something more serious that is health related. Basically there are three types of apnea: obstructive, central and mixed. Obstructive apnea is most common in babies and children. It is caused by obstructions in the airway such as adenoids and enlarged tonsils. Factors To Consider When Buying A Baby Monitor Low-battery Indicator As much as possible, you should purchase a baby monitor that has a low-battery indicator. In this way, you will be alerted whenever your batteries need replacement. Compactness The smaller the size of the baby monitor, the more effortlessly you can carry it around. Baby monitors are good for this kind of activities since they are quite sensitive to sounds as well as other factors in the environment. There have been a lot of reported cases by parents that they are getting signals from the baby units that are not relevant to the baby or the environment. Instead, they receive muffled, indefinable, and sometimes almost inaudible sounds which resemble voices and words coming from a human. The quality of devices used as baby monitors will also be of high calibre. Professionals, to live up to their name, will do anything to please their customers. They will provide you with the latest in technology baby monitors. The better the technology, the better monitoring will be. Disadvantages of Using Professional Wireless Baby Monitors LCD The biggest disadvantage of using professional wireless baby monitors is its cost. A lot of parents nowadays fear that if they use a digital monitor to help them keep watch of their child, they might be exposing their offspring to too much of electromagnetic radiation and this may cause significant damage to the child s nervous system. Children, after all, are much more prone to damage as their systems are still developing at such a young age.