B07VHXLJN3 WD ReadyView 4MP Surveillance System – 1520p HD, 4TB WD Purple HDD, PoE, NVR, IP67-rated, 4 Cameras, Motion Detection, Night Vision, Outdoor and Indoor, Security Surveillance – WDBELL0040HWT-HESN

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Simple 4-step NVR setup (after cat 5 wiring and surveillance cameras are installed)
Expandable system bundle includes four surveillance cameras on-site storage drive and 100ft Ethernet cables with room for up to eight cameras as your needs grow
Video storage using WD Purple, the trusted award-winning drive that’s purpose-built for 24/7 always-on surveillance systems
4MP Camera Bundle: four 4MP, metal, HD, IP67 dust- and water-resistant rated security cameras with night vision and Intelligent Video Surveillance (IVS) features, such as smart-motion detection, scene change and trip line functions