The camera sends feeds to its partner video monitor used by the parents. Wired or Wireless Baby video monitors can either be wired or wireless. There is really not much difference between the two in terms of monitoring quality except for the fact that wired devices use wires while the wireless ones don t. This is the very reason why baby monitors have become very useful to many parents. 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. Lately, additional features have been placed to these audio monitors, wherein parents could now talk back to their baby. This new feature has proven to be very beneficial to many of today s parents. These two-way baby monitors not only provide parents with a means to check on their baby, but a means for parent-child bonding as well. But the cardinal sign of obstructive apnea in babies is restlessness. Another type of apnea is central apnea. This is usually caused by defect in the part of the brain the controls breathing. In babies, this could be a congenital defect. Central apnea is very rare in adults but quite common in babies especially those who were born prematurely. One problem of analog baby monitor devices is the fact that there are instances when neighbours can actually tap in to the signal of your baby monitors and listen. With the digital technology, privacy is kept since it broadcasts private signals that only you, the parents, have access to. Another dilemma that has plagued analog baby monitors before is the range. To change frequencies, wireless baby monitors are equipped with a switch that lets parents change frequency easily. 2) Another way to help in solving wireless interference is to find a proper location for the transmitter as well as for the receiver (baby unit and the parents unit). So where should you place your wireless baby monitor to minimize wireless interference?