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1 & 2 button 8000 Series colour camera and speaker unit for the VK8K kits. 

The module has an inbuilt colour CCD camera complete with auto iris lens and infra-red LED’s for illumination, an anti-mist device plus a screw to adjust the visual angle 10 degrees in any direction.  The unit does not require a coxial cable and instead used a balanced video signal requiring a twisted pair.

4810 GSM Speaker Module