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. Compared to using off the shelf gadgets, professional ones will cost way much higher. This is expected of course since you will be given the best possible baby monitoring system they can provide. 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. A baby monitor, basically, is a radio transmitter that lets you listen to sounds coming from your baby's room. This efficient and compact device is made up of two parts: the radio transmitter and the portable receiver. A baby monitor is especially useful when your little one is still very young. By means of the receiver, you will be able to monitor awakenings in the middle of the night. A camera or a number of cameras are installed in the baby s room and live video feed are transmitted to a TV or LCD receiver. These video devices can either be wired or wireless devices. The most basic application of a wired video baby monitor is to provide live video feed from the room of the baby to the room of the parents. After that you can switch on all other devices but you should always have the cordless phone switched on last. Another way to fix interference issues is by using digital baby monitors instead of analog ones. The latest digital technology has incorporated some fixes to solve interferences. The only setback with this solution is that it may cost you a little bit more. In video monitors, interference may come in the form of fuzzy or static reception. These wireless interferences are usually caused by other wireless devices around the house like the wireless phone or a router. Other wireless baby monitors from your neighbor s house can also cause interference. Fortunately, there are ways to solve these kinds of problems like adjusting channels or changing frequencies.