memory card

  1. wopi82

    Pre-event recording to SD card

    Hi all. I’ve been using Dahua cams for a 1.5 year now, and I’m pretty happy with this equipment. There is however one thing that is bothering me. I use my cams only with micro SD cards. It makes the system as simple as possible. Every cam is powered by separate 12V UPS, which makes every cam...
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