| System | Interface 4 RJ-45 Ports (10/100/1000Mbps) 4 Ethernet Ports Joint Working or 4 Independent |
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| Main Processor | Intel Core i7 Processor Ethernet Port 1000Mbps Ethernet Ports |
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| 操作系統 | Embedded LINUX PoE N/A |
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| Audio and Video | HTTP, HTTPs, TCP/IP, IPv4/IPv6, UPnP, RTSP, UDP, SMTP, NTP, DHCP, DNS, IP Filter, PPPoE,DDNS, FTP, Network Function |
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| IP Camera Input | 256 Channel Alarm Server, IP Search (Support Dahua IP camera, DVR, NVS, etc.) |
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| Two-way Talk | 1 Channel Input, 1 Channel Output, RCA |
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| Optical Fiber Interface | 2 Giga Optical Fiber Interface (optional) |
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| Display | Max. User Access 128 users |
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| 接口 | 2 HDMI (Different Source), 1 VGA |
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| Smart Phone | iPhone, iPad, Android 1920 × 1080 , 1280 × 1024, |
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| 解像度 | Interoperability ONVIF 2.4, CGI Conformant 1280 × 720 , 1024 × 768 1st Screen: 1/4/8/9/16/25/36/64 Storage Multi-screen Display 2nd Screen: 1/4/8/9/16 Camera title, Time, Video loss, Camera lock, Internal HDD 24 SATA III Ports, Up to 8 TB capacity for each HDD OSD Motion detection, Recording Single, Raid 0/1/5/10/50/60(Enterprise-level HDDs HDD Mode |
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| Recording | are recommended), Support Global HDD Hot-spare |
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| Compression | H.264/MJPEG 1 eSATA Port (Please contact technical engineer to eSATA confirm the compatible device) 12MP, 8MP, 6MP, 5MP, 4MP, 3MP, 1080P, 1.3MP, |
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| Record Rate | 512Mbps Auxiliary Interface |
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| Front Cover | Support Hot-swap |
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| Bit Rate | 16Kbps ~ 20Mbps Per Channel |
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| USB | 4 USB Ports (2 USB 2.0 , 2 USB 3.0 ) Manual, Schedule (Regular, MD (Motion Detection), Record Mode |
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| Alarm, IVS), Holiday, Stop | RS232 1 Port, for PC Communication and Keyboard 1 ~ 120 min (default: 60 min), Pre-record: 1 ~ 30 |
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| Record Interval | RS485 1 Port, for PTZ Control sec, Post-record: 10 ~ 300 sec |
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| Video Detection and Alarm | Electrical Recording, PTZ, Tour, Alarm Out, Video Push, Email, |
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| Trigger Events | Power Supply AC100V ~ 240V, 50 ~ 60 Hz FTP, Snapshot, Buzzer and Screen Tips Motion Detection, MD Zones: 396 (22 × 18), Video Power Consumption <200W (Without HDD) Video Detection Loss and Tampering 4 Channel, Low Level Effective, Green Terminal Environmental Alarm input |
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| Operating Conditions | -10°C ~ +55°C (+14°F ~ +131°F), 86 ~ 106kpa 4 Channel, NO/NC Programmable, Green Terminal Relay Output |
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| etc. | Construction 4U, 482.6mm x 544.45mm x 175mm (19" x 21.4" |
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| Playback and Backup | Dimensions x 6.9") 128 Mbps in Raid 5 Mode; |
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| Playback | 64 Mbps in single HDD Mode |
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| 淨重 | 24.5kg (54.0 lb) (without HDD) Time /Date, Alarm, MD and Exact Search (accurate Gross Weight 37.5kg (82.7 lb) |
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| Search Mode | to second) Play, Pause, Stop, Rewind, Fast play, Slow Play, Next Installation Rack-mounted File, Previous File, Next Camera, Previous Camera, |
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| Playback Function | Full Screen, Repeat, Shuffle, Backup Selection, Certifications Digital Zoom |
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| CE | EN55022, EN55024, EN50130-4, EN60950-1 |
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| Backup Mode | USB Device/Network |
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| FCC | Part 15 Subpart B, ANSI C63.4-2014 Third-party Support |
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| UL | UL 60950-1 and CAN/CSA C22.2 No.60950-1 Dahua, Arecont Vision, AXIS, Bosch, Brickcom, Canon, CP Plus, Dynacolor, Honeywell, Panasonic, Third-party Support Pelco, Samsung, Sanyo, Sony, Videotec, Vivotek, and more www.dahuasecurity.com |
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| Ordering Information | Dimensions (mm) |
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| 類型 | Part Number Description 256 Channel 256 Channel Ultra Network Video DHI-NVR724-256 |
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| NVR | Recorder |
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| ESS3116S-J(R) | 16 HDDs SAS Storage Cabinet Accessories |
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| ESS3124S-J(R) | 24 HDDs SAS Storage Cabinet Accessories ESS3116S-J(R) ESS3124S-J(R) |
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| Rev 001.001 | © 2016 Dahua . All rights reserved. Design and specifications are subject to change without notice www.dahuasecurity.com |
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