sensitivity

I have just moved up to an 8 channel DVR, (Analogue). My old 4 channel hybrid was used to monitor the wildlife in the garden and side passage. I used to pick up hedgehogs, my main interest. My 'Newer' 8 channel analogue can not pick up hedgehogs. Under infrared light, grey hedgehogs, grey path...

Hello, first, I apologize for my bad English and sorry for the long post. I just bought five DS-2CD2455FWD-IW cameras, and in all of them I found some strange behaviors in motion detection. First issue, when I set the sensitivity < 60 % (for example 40%) there is a delay of 4 seconds before...

Hi, I have a new 5MP turret camera which I'd like to get email alerts from for movement on my front drive. I've spent the last couple of weeks continually tweaking sensitivity and related adjustments but I'm struggling to get rid of (or even reduce to an acceptable level) false alerts. Could...