4CH 1080N Hybrid 5-in-1 AHD DVR (1080P NVR+1080N AHD+960H Analog+TVI+CVI) Standalone DVR CCTV Surveillance Security System Video Recorder Motion Detection， Hard Drive not Included. This 4 channel 5-in-1 DVR which supports Analog, HD-TVI, CVI ,AHD.
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