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HI there What do you guys recommend when it comes to site planer so we can put in we're the detectors and cctvs are located on a construction site for example Thanks

Hi there I bought the Adastra AH25 horn speaker for my Dahua nvr and as soon as I connected it to power it gives me a groundloop noice(I think it's called?). And someone told me that I should just connect it to aa singel power Socket. But the problem is that it's going to be installed in a...

Hi there Thinking about using a 5 series dahua cameras for my companys outdoor area that needs to be protected. Can't decide what analytics I should go for. Should I go for the ivs human detection or smd? The important part is that I want as little false alarm as possible. And with the...