Additional Details ------------------------------ Product description: Lorex Nocturnal 4K 16-Channel 4TB Wired NVR System with Smart IP Cameras, 30FPS Recording and Motorized Varifocal Zoom Lenses NC4K3MV-168BB-1 The Nocturnal Smart IP Motorized Varifocal Camera is a high-performance security solution with real-time (30FPS) 4K recording and Smart Motion Detection. With the latest in Color Night Vision technology and encased in an aluminum exterior built to withstand the harshest weather conditions, this camera is designed to provide 24/7 surveillance year-round