In order to reduce the likelihood of interference, pick a baby monitor that works on a different frequency band from your other wireless household devices. These days, most cordless phones operate on the 2.4GHz frequency band. Therefore, if you use the same channel for your baby monitor, you'll definitely encounter problems with the signal. 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. Another must have feature is a remote alarm. Even if you are not in the same room with the baby, a remote monitor will notify you if anything goes wrong. It must also have a power loss alarm. A good monitor must always be handy. A compact and portable monitor will easily provide you with comfort as you carry it around the vicinity. With this, it would be easier for you to keep an eye on the child while working. A light alarm that activates whenever it picks up sound is always a good feature of the gadget. You need to place it as far away as possible from other devices especially wireless ones. This includes router and wireless/ cordless phones. The baby s and parents units should also be placed as far away from the microwave oven since it can also cause great interference. 3) If you have money to splurge on these kinds of devices, you can go for digital baby monitors instead of the analog ones. A number of products on the market also offer other means of alerting deaf parents to the cries of their infants. One particular product consists of receivers that come in two parts: a main clock and a tiny sound sensor. The main clock functions as the sound-alarm system and is equipped with a vibrating rod attachment that should be positioned under the parents' mattress. Baby monitors can easily be purchased online or in your local shops. However, there are also baby monitors that are installed by professionals. Unlike the baby monitors off the shelf, professionally installed ones usually make use of high end gadgets in watching over your baby. The Types of Baby Monitors Basically there are two types of baby monitors: audio and video baby monitors.