Sannce 4CH 720P DVR Surveillance System and (4)HD 1280720TVL Outdoor Fixed Security Cameras with P2P & QR Code Scan Easy Remote Access,NO HDD New Arrive AHD(720P) DVR with 720P Security Camera: Provide you Crystal Clear image with affordable price Advanced HD HVR System: DVR/HVR/NVR three in one, you can get HD quality video under whatever mode. Email alarm with text if activity detected; Support Motion Detection.Innovative P2P Easy Network Setup -- Remote Access Only In Few Minutes View on 1080P HDMI Monitor with HDMI output port, the DVR also comes with VGA connections for standard resolution viewing options. If there is no image,pls kindly try to change DVR's resolution.For detailed specific instructions, please visit our knowledgebase Web: http://www.annke.com/kb/index.php?action=artikel&cat=9&id=181&artlang=en