Traditionally, most parents take a lot of time to look out every movement of their babies. It takes a lot of time to do this work. Do we have some good methods to reduce this kind of work and spare more time for parents to do other things. The answer is yes.
According to the endeavor of many people, now the age of baby monitor comes. One type of baby monitor, also known as a baby alarm, is a radio system used to remotely listen to sounds made by an infant. The transmitter unit, equipped with a microphone, is placed near to the child. It transmits the sounds the baby makes by radio waves to a receiver unit with a speaker carried by, or near to the person caring for the infant. Some baby monitors provide two-way communication which allows the caregiver to speak back to the baby (parent talk-back). Some allow music to be played to the child. Let us see an image to make you understand better.
Another baby monitors also use a video camera to show pictures on the receiver, either by plugging the receiver into a television or by including a portable LCD screen. This type of surveillance camera is often called a baby cam. Some baby cams can work at night with low light levels. Most video baby monitors today have a night vision feature. Infrared LEDs attached on the front of the camera allow a user to see the baby in a dark room. Video baby monitors that have night vision mode will switch to this mode automatically in the dark.
The baby monitor can be divided into wired and wireless. The invention of baby monitor makes it easier and more convenient for parents to look care their babies better.