HIKVISION 4 Channel DVR Digital Video Recorder DS-7204HWI-SH | eBay
Hikvision HD DVR 4 Channel Eco Series 720p for 1MP and 2MP Cameras (DS-7A04HGHI-F1)
HIKVISION 4CH DVR 4 CHANNEL 2TB DS-7204HGHI-F1 Turbo HD 1080P (2TB HARD DISK) | eBay
HIKVISION 4CHANNEL DVR 4CH DS-7204HUHI-K1 4K H.265+264 Hybrid 5MP (NO HARD DISK) | eBay
IP DVR Hikvision 4 Channel NVR DS 7104N SN digital HD 1080P network DVR for POE camera IP Camera CCTV camera support a hard disk|dvr 280|dvr skydvr mpeg4 - AliExpress
Amazon.com : Hikvision T7104Q1TB 4-Channel 1080p DVR with 1TB HDD and 4 1080p Outdoor Dome Cameras Kit : Electronics
HIKVISION DS-7104HQHI-F1 4-CH Turbo HD 1080P DVR – TRST Network
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