Quad-core 8CH 12.3MP NVR With 2TB Hard Drive System. Recorder TechnologyIP / NVR. 4K (3840x2160) HDMI, VGA, CVBS Video Output. 4K (3840 × 2160)/60Hz, 4K (3840 × 2160)/30Hz, 2K (2560 × 1440)/60Hz, 1920 ×.
