Samsung SDH-P5081 16 Channel 1080p HDTV Hybrid DVR Security System SD (12CH) & HD (4CH) hybrid DVR 1080p recording, 960H (WD1) recording support 1080p HD resolution camera (x 4), 720TV lines SD Camera (x 4) IP66 weather resistant , Built-in 2TB Hard Disk Drive (SATA) Night vision up to 98ft (9440) & 82ft (7340)