Swann 4 Channel, 4 Dome Camera, Indoor/Outdoor, Wired 1080p Full HD DVR Security System with 64GB Micro SD Card Black/White SODVK-446854D-US - Best Buy
Security Camera DVR | 4 Channel Video Recorder | 4 Cameras
4 Camera 4 Channel 1080p Full HD DVR Security System
Amazon.com : Turbo HD iDS-7204HQHI-M1/S 4CH 4 Channel 2MP 1080P DVR Digital Video Recorder, up to 4MP TVI Camera, 4K HDMI Output, Hik-Connect, Hard Drive NOT Included : Electronics
4 Channel HD-H.264 Standalone DVR | 4-SDI Camera Inputs
HDTVI504A Tru View 4 Channel 5MP HD Security DVR
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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
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HD-SDI 4 Channel DVR – BNC, 1080P Full HD 1920 x 1080 @ 30FPS Resolution, 2 SATA – www.CCTV.supplies
Analog High Definition Digital Video Recorder (DVR) 4 channel
4-Channel HD-TVI H.265 Standalone DVR with Analog and HD-TVI Camera Support