JOOAN JA-7218N 8CH NVR Network Video Recorder for 720P 960P 1080P Security Network IP Camera Support ONVIF Protocol High cost performance 8CH NVR recorder, without network limitation, plug and play. HD Video Recorder ONVIF For IP Camera, realtime 720p record resolution. Supports VGA(the max is 19201080) and HD-OUT(the max is 19201080) simultaneously output. Maximum support 6T Hard Drive(excluded HDD), H.264 compression for extended recording. Remote viewing: Smartphone/tablet PC remote viewing anytime anywhere for residential surveillance uses and business surveillance uses. Pls download and install xMEYE for smartphone client remote viewing, pls scan the DVR recorder serial number (Right-click the mouse to select guide), please make sure the NAT status is connected( pls make sure the IP address of dvr is same segment as your router's ). One year quality warranty,Lifetime Tech Support. Any problem or suggestion pls do not hesitate to contact us firstly. Thanks a lot ! !(Customer service email: technicalreply@qacctv.com; Skype: market@qacctv.com).Service online: 5 PM ~ 2 AM (PST).