The NVR4216-P is a Network Video Recorder from Dahua that comes with 16 Chan NVR, 2HDD Bays, 4POE, 128M bandwidth features. Features: Up to 16 channel IP camera input H.264/MJPEG dual codec decoding Max 200Mbps incoming bandwidth Up to 5Mp resolution preview&playback HDMI/VGA simultaneous video output 4/8/16 channel synchronous realtime playback, GRID interface Support Multi-brand network cameras: Dahua, Arecont Vision, AXIS, Bosch, Brickcom, Canon, CP Plus, Dynacolor, Honeywell, Panasonic, Pelco, Samsung, Sanyo, Sony, Videotec, Vivotek and etc. ONVIF Version 2.4 conformance 3D intelligent positioning with Dahua PTZ camera Support 2 SATA HDDs up to 8TB, 2 USB(1 USB3.0) Support IPC UPnP, 4PoE ports Multiple network monitoring: Web viewer, CMS(DSS/PSS) & DMSS Specifications: Model DH-NVR4216-P System Main Processor Dual-core embedded processor Operating System Embedded LINUX Video & Audio IP Camera Input 16 channel Two-way Talk 1channel Input, 1channel Output, RCA Display Interface 1 HDMI,1 VGA Resolution 1920×1080, 1280×1024, 1280×720, 1024×768 Display Split 1/4/8/9/16 OSD Camera title, Time, Video loss, Camera lock, Motion detection, Recording Recording Compression H.264/MJPEG Resolution 5Mp(2560×1920)/3Mp(2048×1536)/1080P(1920×1080) / 720P(1280×720) / D1 (704×576/704×480)&etc. Record Rate 200Mbps 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, Buzzer & Screen tips Video Detection Motion Detection,MD Zones: 396(22×18), Video Loss & Camera Blank Alarm Input 4 channel Relay Output 2 channel Playback & Backup Sync Playback 1/4/9/16 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/Network/Internal SATA burner Network Ethernet 1 RJ-45 port (10/100/1000Mbps) 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 and etc.) Max. User Access 128users Smart Phone iPhone, iPad, Android, Windows Phone Storage Internal HDD 2 SATA ports, up to 8TB Auxiliary Interface USB 2 ports (1 Rear USB3.0, 1 Front USB2.0) RS232 1 port, For PC communication&Keyboard RS485 1 port, For PTZ control General Power Supply DC12V/4A PoE: DC48V/1.04A Power Consumption NVR: 20W(without HDD) PoE: Max.25.5W for single port Working Environment -10°C ~+55°C / 10%~90%RH / 86~106kpa Dimension(W×D×H) 1U, 375mm×285mm×50mm Weight 2.0KG(without HDD)