If the parents sleep in a different room from the baby, it would prove to be impossible to be able to monitor him or her perfectly unless you wake up every minute and check up on your little tyke. So the best way to do this is to use a baby monitor. With this kind of device, you can monitor your baby as if you were actually right there beside him or her. At daytime, a baby monitor also provides you with an enormous freedom to do other things during your baby's naptime. As a rule, you need to place the radio transmitter within 10 feet of the crib so that it can pick up even the slightest sounds made by your baby such as breathing and movement. You can then carry the portable receiver around during the day or just leave it plugged in at the side of your bed at nighttime. The size of your home, and the clarity of frequency are very important factors to consider. Simpler monitor models will do for smaller houses, but you may need a more sophisticated monitor system for a larger house. The lifestyle and the type of work that you have to do around is also another important factor to consider, especially if your work requires you to be farther away from your baby s room and you may need a monitor that covers the range, particularly a portable one. While some ghost hunters use sophisticated gadgets and devices to hunt down ghost phenomenon, there are those who use baby monitors. 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. From the time baby monitors have been first released, countless of innovations have been made. A variety of products not only permits auditory signals to be heard but even allow the mother from the receiver s end to visualize their baby and play music to soothe the baby even from a distance. To this date, they are no longer just an electric device to keep an eye when the baby cries but offers a number of advantages in ascertaining the baby s well-being. 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. Even the simpler models of these monitors like the audio monitor at least keeps the parents aware if their baby needs them, especially when the child cries.