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. Always remember that whether you would prefer an audio, video or sensory monitor, the clarity of sound and video of your unit should be of very good quality for you to effectively monitor your child. - Do not position a baby monitor's transmitter or receiver near water. 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. These days, a good number of baby monitors are battery-operated. Some models even have extra capabilities including a video monitoring feature and an option that lets your baby hear your comforting voice. Factors To Consider When Buying A Baby Monitor Low-battery Indicator As much as possible, you should purchase a baby monitor that has a low-battery indicator. Consider purchasing a digital baby monitor. If you want to ensure that your next-door neighbors won't be able to pick up the transmitted sounds from your baby monitor, purchase a digital version instead of an analog one. By doing so, you'll be assured that the only sounds you will perceive are the ones that are coming from your little one's room. Wired baby monitors, as its name implies, makes use of wires to be able to connect the transmitting device and the receiving device. This is a very good system when it comes to baby monitors the only setback is that, the length of wires makes mobility quite impossible. The receiver would more or less just stay in one place. But the cardinal sign of obstructive apnea in babies is restlessness. Another type of apnea is central apnea. This is usually caused by defect in the part of the brain the controls breathing. In babies, this could be a congenital defect. Central apnea is very rare in adults but quite common in babies especially those who were born prematurely.