For that reason, you need to make sure that they are set in different frequency bands; otherwise, you will only be able to hear irritating electronic screeches. Your most excellent option these days would be to purchase baby monitors that carry features for multi-room monitoring. Other Practical Features Baby monitors are actually quite new. It not only saves you a lot of time and burden, but it also keeps you at ease knowing that your precious one is safe even at a distance. However, with the many different kinds of monitors available in the market at present sometimes it may get confusing. Knowing the different types of monitors and what to consider will surely help you in making a choice. 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. 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. 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. It may be as easy as sliding a switch or pushing a button. Then again, if you're using a wireless router, you'll have to use your computer in order to resolve the problem. Remember to steer clear of the router's lowermost or uppermost frequency bands if you're using an analog phone that's set in 2.4GHz.