The NVR3208V-P is a Network Video Recorder from Dahua that comes with 4 Chanel w/4 Port POE SW, REC-BW 40Mbps features. Features: Up to 4/8/16 channel with 1080p realtime live view H.264/MJPEG dual codec decoding Max 120fps@1080p, 240fps@720p,480fps@D1 preview & recording All channel simultaneous realtime playback, GRID interface & smart search Support Multi-brand network cameras: Dahua, Arecont Vision, AXIS, Bosch, Brickcom, Canon, CP Plus, Dynacolor, Honeywell, Panasonic, Pelco, Samsung, Sanyo, Sony, Videosec, Vivotech and etc. ONVIF Version 2.0 conformance 3D intelligent positioning with Dahua PTZ camera Support 2 SATA HDDs up to 8TB, 1 eSATA up to 16TB, 3 USB2.0 Support IPC UPnP, 4 PoE ports Multiple network monitoring: Web viewer, CMS(DSS/PSS) & DMSS Specifications: Model DH-NVR3208V-P System Main Processor Dual-core embedded processor Operating System Embedded LINUX IP Camera Input 8 channel Two-way Talk 1 channel Input, 1 channel Output, RCA Display Interface 1 HDMI, 1 VGA Resolution 1920×1080, 1280×1024, 1280×720, 1024×768 Display Split 1/4/8/9 OSD Camera title, Time, Video loss, Camera lock, Motion detection, Recording Recording Compression H.264 / MPEG4 Record Resolution 1080P(1920×1080) / 720P(1280×720) / D1 (704×576/704×480) Record Rate 400/480fps@D1, 200/240fps@720P , 100/120fps@1080P Bit Rate 48 ~ 8192kbps Record Mode Manual, Schedule(Regular(Continuous), MD, Alarm), Stop Record Interval 1~120 min (default: 60 min), Pre-record: 1~30 sec, Post-record: 10~300 sec Video Detection & Alarm Trigger Events Recording, PTZ, Tour, Alarm, Video Push, Email, FTP, Spot, Buzzer & Screen tips Video Detection Motion Detection, MD Zones: 396(22×18), Video Loss & Camera Blank Alarm Input 3 channel Relay Output 1 channel Playback & Backup Playback Channel 1/4/8 Search Mode Time/Date, Alarm, MD & Exact search (accurate to second), Smart search Playback Function Play, Pause, Stop, Rewind, Fast play, Slow play, Next file, Previous file, Next camera, Previous camera, Full screen, Repeat, Shuffle, Backup selection, Digital zoom Backup Mode USB Device / eSATA Device / Network Network Ethernet RJ-45 port (10/100M/1000M) PoE 4 ports (IEEE802.3af) Network Function HTTP, TCP/IP, IPv4/IPv6, UPNP, RTSP, UDP, SMTP, NTP, DHCP, DNS, IP Filter, PPPOE, DDNS, FTP, Alarm Server, IP Search(Support Dahua IP camera, DVR, NVS etc) Max. User Access 20 users Smart Phone iPhone, iPad, Android, Windows Phone Dimensions (mm) 100 x 220 x 146 Weight (kg) 1.6 Storage Internal HDD 2 SATA ports, up to 8TB