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1 two-filter design, image clearer. 2 Such following problems have been thoroughly solved such as: mist on the traditional IR camera, picture reflect, can not reach the actual distance, over high temperature, useful Life are short and so on. Can not, the temperature is too high, and so on a range of issues. 3 shell design patent for the demolition, installation and maintenance. 4 built-in automatic heating system for high-cold regions. 5 day / night switch function can automatically switch from color to black and white mode model. 6 auto-focus lens. 7128 preset positions. 8 DNR (Digital Noise Reduction) function. 9 signal to noise ratio 50dB
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