What’s the difference between the iDS-7700NXI-I4(/16P)/16S(B) and the iDS-7700NXI-I4(/16P)/X(B)

I have been thinking about purchasing a Hikvision NVR for quite sometime now and having looked at the various series and models on the Hikvision website I am particularly interested in the DeepinMind Series because I would like to reduce the number of false alarms by utilising the latest smart human and/or vehicle analytics.

I currently have a Hikvision DS-2DF7286-AEL, Hikvision DS-2DF8236IX-AELW and a Dahua DH-SD59225U-HNI which I would like to connect to a NVR and in the near future add...

What’s the difference between the iDS-7700NXI-I4(/16P)/16S(B) and the iDS-7700NXI-I4(/16P)/X(B)