Villa type four hand free color video doophone
big to hold the act
Can increase 1 ? 2 set indoors machine, constitute on dragging along two and a drag along three system
Vivid combination, can satisfy the demand of the villa of the different type
Super and thinsurface-mount Design
Visitor calling,freehand,unlock,monitor
video intercom?infrared vigil
With hand-move alarm threaten function
night version,auto turn off
Video and audio output
Camera move vertically and rain-proof