I'm not too familiar with Lorex systems. Does anyone have a recommendation between these three systems? Ideally the system would be compatible with the NSC-DB2 from Nelly's but I don't think these NVR's will work with it? If not, the user can record to a NAS that's already installed.
16-Channel 4K Ultra HD IP NVR System with Four Metal 4K (8MP) Smart Deterrence Cameras and Four Metal 4K (8MP) Varifocal Zoom Lens Cameras
4K Ultra HD 16-Channel IP Security System with 8 Smart Deterrence 4K (8MP) Cameras, Smart Motion Detection and Smart Home Voice Control
16-Channel 4K Ultra HD IP NVR System with Six Metal 4K (8MP) Smart Deterrence Cameras and Six Metal 4K (8MP) Audio Varifocal Zoom Lens Cameras
16-Channel 4K Ultra HD IP NVR System with Four Metal 4K (8MP) Smart Deterrence Cameras and Four Metal 4K (8MP) Varifocal Zoom Lens Cameras
4K Ultra HD 16-Channel IP Security System with 8 Smart Deterrence 4K (8MP) Cameras, Smart Motion Detection and Smart Home Voice Control
16-Channel 4K Ultra HD IP NVR System with Six Metal 4K (8MP) Smart Deterrence Cameras and Six Metal 4K (8MP) Audio Varifocal Zoom Lens Cameras