Night Owl Security B-AZ16-8HD7-2 16 Channel Smart HD Video Security System with 720p HD Cameras (Black) 16 Channel 720p AHD DVR with pre-installed 2TB hard drive 8 x Indoor/Outdoor Hi-Definition 720p bullet cameras and Wide Viewing Angle Cameras with night vision up to 100 ft. No re-wiring required, use your existing analog cables and Backwards Compatible - Compatible with both Night Owl HD analog and industry standard analog BNC cameras View & Playback footage directly from your Smart Device US Based 24/7 - 365 days a year Technical Phone & Web Support. No monthly fees!