Hi, thank you for the detailed responses, it is very helpful.
So if I am installing 4 or more cameras would either of these work well, is one better than the other ?
Hikvision DS-7608NI-I2-8P
Hikvision DS-7608NXI-I2/8P/S 8
I suppose you are saying the best is Hikvision DS-7608NI-M2 (M series)...