Setup Alarm Input Output on Hikvision DVR NVR PIR Door Contact Detection Notification Siren Buzzer - YouTube
DVR 8 Canales Hikvision 720p / 1080p – Fonoluz
HIKVISION DVR 4 channels DS-7104HUHI-K1 H.265 Pro+/H.265 Pro/H.265/H.264+/H.264 encoding Self-adaptive HDTVI/HDCVI/AHD/CVBS signal input 1 SATA support HDD Up to 6 TB HDMI output at up to 4K (3840 × 2160) - iTechcsn
Amazon.com : Hikvision T7104Q1TB 4-Channel 1080p DVR with 1TB HDD and 4 1080p Outdoor Dome Cameras Kit : Electronics
Hikvision HIK-DS-7332HUI-K4-8TB TRI DVR 32-ch 5MP H.265 8TB