iSmart 4 Channel H.264 CCTV Security Surveillance Motion Recording DVR with 500GB Hard Drive & 4 CMOS Outdoor Weatherproof IR Night Vision Bullet 700TVL Cameras (C5008DH_500GB_4C1010DP7) P2P Auto Connection with QR Code Scan, no router or DDNS set up is required Smartphone compatible; iPhone, Android, Blackberry, PC and Mac Outdoor weatherproof and tamper proof housing rated at IP 66 HDMI/VGA/Spot Monitor ouput, Motion detection recording Access live view via Internet using any browser: IE, Chrome, Firefox