If it would be used in a bigger house, then a wider range is required. A smaller house or apartment might not need as much range especially if one lives in an area where there may be a lot of interference such as cell phones and other monitors that could disrupt the signals. But it is also important to consider the user s activity, especially if work might require him or her to be of farther distance from the child. For as long as the receiver is within the range of distance supported by the device, you will be able to hear the sounds coming from your baby's room even if you are in another part of your house. To recharge the radio transmitter, simply plug it into the socket as it usually sits still at the side of your baby. Most people think that baby monitors are only useful at night during the sleeping periods of both the child and the parents. This, however, is not the case. You can actually use baby monitors even during the day when you have other things to do around the house like cooking or other household preparations. These gadgets allow parents to monitor the baby s activities while they are not inside of the nursery or are working at a distance. What Is a Baby Monitor and How Does It Work? A baby monitor is a gadget set that has a transmitter and receiver, which sends either sound or video (depending on the type) for the parent to be able to supervise the activities of the baby while he or she is away. There is no total mobility since parents can easily get out of range from the baby unit. But with digital monitors, the range of the devices has been extended making it more possible for the parents to roam around the house without worrying of getting out of range. Disadvantages of Digital Baby Monitors Digital baby monitors do also have their fair share of disadvantages. After that, you may turn on the baby monitor followed by your wireless router that is if you have one. Last but not least, you may switch on the base unit of your wireless phone. As a result of sticking to this course of action, the monitor gets to capture the initial accessible signal that will give out the most excellent reception and not impinge on your other wireless gadgets in the process.