iSmart 4CH POE NVR with HDMI Out HD 1080P Resolution CCTV Security System with P2P QR Code Scan Auto Connection Dual-core CPU presents the powerful preview, recording, playback and network performance H.264 dual-stream video compression 1080P or 720P 4CH realtime recording HDMI / VGA / CVBS/(BNC) synchronous video output All channel simultaneous realtime playback, smart search Recording Mode: Motion detection, camera blank, video loss Alarm triggering screen tips, buzzer, PTZ, e-mail & FTP upload Support 2 SATA HDDs , 2 USB2.0 Built-in web server, PC CMS software