An option that lets you wrap the portable device around your waistline is also an excellent alternative. Sound-activated Light It can be difficult to monitor baby sounds if you're trying to vacuum the floor or watch television. Fortunately, a number of baby monitors now come with a sound-activated light that illuminates each time it detects noise. More often than not, these portable monitors send out signals between the range of 49,830 MHz and 49,890 MHz. Why do you need to buy one? Mobile baby monitors make it possible for parents to keep tabs on their infants without the necessity of staying awake or standing outside the nursery door all night. She would take every precaution to avoid anything that is detrimental to the baby. Part of it would be choosing the appropriate nutrition and activity to ensure the baby s safety. The mother already loves the unborn child. After nine long months of waiting, finally a baby is born into this world. Seeing how cumbersome the baby is, the parent s protective nature is invoked. 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. Other Fun Features Newer models of baby monitors now come with a number of fun attributes. Special Features Hearing-impaired individuals are definitely faced with two times the challenge of caring for a baby. Aside from making sure that they can provide for their infants' needs, they also have to deal with the fact that they cannot perceive sounds not even the cries of their own little ones. 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.