Other wireless baby monitors from your neighbor s house can also cause interference. Fortunately, there are ways to solve these kinds of problems like adjusting channels or changing frequencies. Another disadvantage of wireless baby monitors is the range. It may have been freed from the clutches of wires but they are still limited on how far the distance of the baby s device is from your device. In choosing a baby sleep apnea monitor, there are certain features that the device must have to ensure the proper monitoring of your baby. Heart Beat Monitor This feature is a must for the device that you will choose since no apnea monitor is 100 percent accurate in detecting cessation of breathing. This will serve as a backup in case the apnea monitor fails to detect apnea because it will also manifest in the heart rate of the baby. The video monitoring capability of some model allows you to watch over your baby anytime and anywhere in your house. You may even avail of the web cast feature that makes it possible for a parent, who's away on a business trip, to keep track of their baby or kid at home. This is definitely an excellent alternative especially when one of the parents needs to work away from home for a certain period of time. With the new feature of these monitors, parents are not only able to provide for the safety of their children by being able to hear possible problems from a distance, but they are also given the chance to solve certain problems or bond more with their child by talking through the portable parent unit. Such a device allows you to check on your child s safety even when you are doing other things at a certain distance or outside the room. 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. After that you can switch on all other devices but you should always have the cordless phone switched on last. Another way to fix interference issues is by using digital baby monitors instead of analog ones. The latest digital technology has incorporated some fixes to solve interferences. The only setback with this solution is that it may cost you a little bit more.