Anpviz (Hikvision Compatible) 8CH 4K CCTV KIT 8-channel 4K PoE NVR Onvif, 5MP H.265 POE Dome IP Security Camera Night Vision 98ft, Motion Alert, Audio, Weatherproof IP66, iVMS-4200, (2TB HDD included),4 Cameras
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Hikvision HIK-DS-7216HQHI-K2 TRI DVR 16-ch 2MP H.265 4K
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4K 8MP Hikvision 3 Security Camera System with Turbo HD 4K DVR Best Price
HIKVISION 08 Ch DVR 4K DS-7208HGHI-F1/N ( HARD DRIVE OPTIONAL) HD 1080P TurboHD | eBay
Hikvision turbo 4K HD DVRs (4/8/16 channel) with optional 2/4TB hard drives | eBay