Remember to steer clear of the router's lowermost or uppermost frequency bands if you're using an analog phone that's set in 2.4GHz. 3. Opt for a wireless phone that utilizes the 900MHz, 1.9GHz or 5.8GHz band. Since these channels are not as commonly utilized as the 2.4GHz frequency band, they're less prone to interference. But when examined by professional ghost hunters, they turn out to be ghost voices also known as electronic voice phenomenon. Baby Monitors and Interference Baby monitors can either be wired and wireless. Both types of devices have their own advantages and disadvantages. For wireless devices though, one of the disadvantages is interference. 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. Qualities of a Good Baby Monitor Baby monitors are wonder gadgets for many busy parents. They not only allow them more time to themselves and to work, but most especially, they give them the opportunity to provide for the safety of their children even when they are not right by their side. However, with the many different types available in the market, new parents may find it puzzling to choose which monitor would be the most practical purchase for their budget. Video Monitoring The latest models of baby monitors also feature several other options that takes the pressure off monitoring your baby 24/7. 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. To recharge the radio transmitter, simply plug it into the socket as it usually sits still at the side of your baby. Batteries, on the other hand, operate the portable receiver. Although this can be an addition cost, the price you pay in order to take pleasure in its portability is certainly worth it.