EVPs pertain to sounds or voices that are allegedly coming from beyond the grave. In the world of the ghost hunters, EVPs are voice recordings that are sent by ghosts or souls that have not moved on. These are sometimes used to prove that there really is life after death. While some ghost hunters use sophisticated gadgets and devices to hunt down ghost phenomenon, there are those who use baby monitors. 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 are different types of these monitors the audio, video or sensory. The audio baby monitor receives and sends sound so that the parent could hear the baby from a distance. The wireless video baby monitor however has a larger scope of use. Since it is wireless, you can go anywhere around the house while bringing an LCD monitor to keep track of the status of your baby. You can be in the kitchen or in the garden and still be able to keep an eye over the baby since you are not limited with a wire. On top of that, you can even play music or transmit almost anything you want to the baby. Some doting parents also make use of this feature to calm their babies down by talking to them over the baby monitor. Also, when your child is old enough to speak, you can surely have chats by means of this nifty device. Wireless baby monitors however are more flexible than wired ones. Since it is wireless, the limitation that the length of wires provide does not apply to it making it more possible to move around the house while still being able to monitor your baby. Almost all types of monitors, whether audio or video, can be wired or wireless. Advantages of Digital Baby Monitors Digital baby monitors make use of modern digital technology thus giving them a little bit of an edge against other analog baby monitors. When it comes to audio and video baby monitors, quality offered by digital technology is superb. Another advantage that digital technology has is that it provides clearer reception.