The DS-2CD2166G2-ISU is an improved version of the DS-2CD2165FWD-I with various improvements, including Human & Vehicle Detection, which is an incredibly smart system that automatically detects people and cars in the footage. The camera is also Powered By Darkfighter.
Read much more about that - and everything else - on the product page for the new version: DS-2CD2166G2-ISU
We have kept the product page for the DS-2CD2165FWD-I so that you always have easy access to the documentation.
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6 MegaPixels
H.265+
Dome
PoE