Changzhou Big CCTV Technology Co., Ltd - Chang Zhou, China

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SPEED DOME CAMERA, PTZ CAMERA,CCTV CAMERA The cheapest 27x speed dome camera High die-cast aluminum construction 1/4 Sony CCD 470tvl 0.1lux 27x ...
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CCTV CONTROLLER KEYBOARD 1 Three-dimensional joystick and can adjust zoom rate and speed smoothly. 2 Can be set main control or second control k ...
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CCTV 2D CONTROLLER KEYBOARD Setting up ID address from 0 to 255 for speed dome camera or receiver Control pan/tilt, focus, zoom, iris and other par ...
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