... control,simple operation 3, 27x optical zoom lens 4, Array IR Waterproof Camera Features:1,Unique design,patented product,with full metal meterial ... 2, with new led array chip,and it is military-level 3, Dynamic Noise Reduction(DNR) to ... enchancesensitivity function 4, Double-glass design,and prevent “light-halo”phenomenon 5, With IR cut filter,it can effectively solve the ...