Best Sale High End HD-SDI High Definition 8 Channel DVR with 6 x HD-SDI 1/3" 1.3 Megapixel ZeeAnn Progressive Scan CMOS Camera, 720P Video Output Mode, HD-SDI Video Output Level, 2.8 ~ 12mm Manual Varifocal Lens. One is 78PCs IR LED, 180 feet IR Distance and one is 36PCs IR LED, 82 feet IR Distance. 1920×1080P@15fps(each ch) record resolution, support E-SATA. 4ch sensor input, 1 channel alarm out. iPhone, Android Viewing. HDMI & VGA. Utilize graphic user interface. Preview, recording, playback, and network live, backup, playback, USB2.0 Backup, PTZ Control