The majority of baby monitors designed for people who have hearing impairments are equipped with a vibrating alarm and/or a flashing light system. These added features alert the deaf parent every time the baby is in need of attention. A number of products on the market also offer other means of alerting deaf parents to the cries of their infants. The size of your home, and the clarity of frequency are very important factors to consider. Simpler monitor models will do for smaller houses, but you may need a more sophisticated monitor system for a larger house. The lifestyle and the type of work that you have to do around is also another important factor to consider, especially if your work requires you to be farther away from your baby s room and you may need a monitor that covers the range, particularly a portable one. However, if your home is made of thick concrete walls or has aluminum siding, then this can terribly decrease the strength of the transmitted signal. Parents who own baby monitors have also reported instances of interference. From time to time, their receivers are able to pick up signals from their neighbors' wireless devices baby monitors included. 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. This becomes very useful in instances wherein you might be preoccupied with loud noises in the area such as the sound of the television or vacuum. They experience interferences because of different factors one of which is the use of other wireless devices either in your flat or in the flat of other tenants. Luckily, there are several ways on how to, if not eliminate, at least minimize the existence of interference. On top of the list is changing the channel or frequency of your baby monitor. Since babies are still quite photo or light sensitive, switching off the lights will greatly benefit them. And with you having a video baby monitor with night vision capability, will still be at ease since you will still be able to see your baby clearly on your monitor. Wireless Baby Monitors Baby monitors can be wireless or wired.