Other Safety Tips - Don't ever use a mere baby monitor to justify your absence. Parental supervision is undoubtedly important, especially if you live in an apartment building where strangers can easily come and go. - Do not position a baby monitor's transmitter or receiver near water. Like any electronic device, baby monitors can cause an electrical shock if not used properly. Portability Every now and then, people may share a similar opinion when it comes to size. Some consider smaller devices to be more excellent than larger ones. Because of this trend, as well as the necessity for better portability, a good number of modern baby monitors are currently equipped with ultra-small receivers. For wireless devices though, one of the disadvantages is interference. Interferences can be in the form of intercepted voices from other wireless devices such as wireless phones or static sounds. These interferences can also cause sounds to be muffled and inaudible. So Are EVPs Real? Do you believe in ghosts? Baby Monitors Basically, baby monitors are devices that parents can use to be able to observe their baby even if they are not in the same room. The most simple baby monitors make use of a simplex transmitter and receiver system. In the baby s room, a transmitter device with microphone is installed while the parents have a receiver device with a speaker. However, these gadgets may sometimes cause annoyances rather than comfort and relief especially when you live in close proximity with your neighbours such as in flats. Wireless baby monitors are usually the gadgets that experience this kind of problem. They experience interferences because of different factors one of which is the use of other wireless devices either in your flat or in the flat of other tenants. Through this, they could at least do their usual work without having to feel worried that their child might not be safe inside the room alone. Many of the hi-tech monitors nowadays, especially the video or even movement sensitive monitors instantly alert the parents when there are problems detected. Sensory monitors even send alarms whenever it cannot detect movement from the baby for 20 seconds or more.