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Hello, while being somewhat hessitant regarding Hikvision versus Dahua I just ordered the Annke I51EC last week because I got it dirt cheap. And what did I get – the Annke I51DX (one SKU of FCD600). On paper main feature setting both appart for my need are 0.003 lux @ F1.6 (AGC on) vs. 0.005...

Hi, clicking through the interface of my HDBW2431R-ZS-S2 and trying to optimize the image, I noticed something strange: I can't chose WDR from Conditions - Backlight - Mode, only Off, BLC and HLC being available. After more fiddling and resetting I got it working - but only when Conditions -...

Hi, while the main stream of my 2431R is in 16:9 aspect ratio (except if I chose 1280*960), the sub stream is offered in 1,33 or 1,22 (e.g. (704 × 576). But it's not a cropped version of the sensor, it's a distored, sqashed version. Why would anybody do this? Does Dahua do this with all their...

Hi there, currently I only own a Dahua HDBW2431R-ZS-S2. Bein a varifocal I ordered it to get a feeling of what fixed lenses I need for my coming installations. Now I know and I see it's getting hard getting cameras with one of the standard focal length for my desired field of view. So I'm...

Hi, on AliExpress some shop offers "Vikylin Dahua OEM 4MP" as "Replace 4433C-A". From what I googled the image doesn't fit a DH-IPC-HDW4433C-A. Also with a 1/2.7" sensor it supposedly needs a minimum illumination of "0.002Lux (Couleur)". Can this be a real Dahua and those numbers correct or...