4) Title of Each Component
a). Lens
-It has a focal length of 3.8mm and makes it possiblefor you to observe a relatively wide area.
b). Illumination Sensor
-Detects incoming light to control the IR LED.
c). IR LED
-This is an infrared LED that is controlled by the illumination sensor.
d). Camera fitting groove
-Enables the camera to be fixed onto the bracket. You may install it either above or below the camera if necessary.
e). Speaker
-Used to connect the sensor to the camera.
f). SENSOR jack
-It outputs the sound signal which was transfered from alarm sensor.
g). Microphone
-Capable of picking up all sound in the vicinity of the camera location and transmitting to the monitor.
h).
-Used to connect the camera to the monitor or DVR.