A variety of products not only permits auditory signals to be heard but even allow the mother from the receiver s end to visualize their baby and play music to soothe the baby even from a distance. To this date, they are no longer just an electric device to keep an eye when the baby cries but offers a number of advantages in ascertaining the baby s well-being. People with excellent hearing can rest assured that their infants' cries will be heard, even if they're in another part of the house. These helpful gadgets serve as an extension of a person's hearing or visual range. Parents who are hard of hearing or deaf also share the same opinion about baby monitors. So to avoid interference, change the frequency of your baby monitor every once in a while and make sure that the frequency you use does not clash with frequencies of other devices. 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). With the help of an Internet capable computer, parents can now access their baby cameras anywhere at any time. Most of the time however, this system is used to keep tabs on your nanny, caretaker or babysitter instead of the baby. You may want to make sure that whoever is in charge of your baby at that moment in time is giving his or her utmost care and love. Like any electronic device, baby monitors can cause an electrical shock if not used properly. - Adhere to the manufacturer's strict instructions at all times with regard to the usage and the placement of baby monitors inside your home. - Handle the baby monitor with care. Do not recklessly carry the device around. And as babies, they still can t articulate whether they are already experiencing symptoms of the condition. Symptoms of this type of apnea include snoring, labored breathing, gasping for air, and changes in color. But the cardinal sign of obstructive apnea in babies is restlessness. Another type of apnea is central apnea.