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Dahua / HDCVI DVR / 4 Channels / 5MP / Mini 1U / Penta-brid / 1080p / 4TB HDD / DH-X51B1E4 View larger
    Dahua / HDCVI DVR / 4 Channels / 5MP / Mini 1U / Penta-brid / 1080p / 4TB HDD / DH-X51B1E4
    Dahua / HDCVI DVR / 4 Channels / 5MP / Mini 1U / Penta-brid / 1080p / 4TB HDD / DH-X51B1E4Dahua / HDCVI DVR / 4 Channels / 5MP / Mini 1U / Penta-brid / 1080p / 4TB HDD / DH-X51B1E4Dahua / HDCVI DVR / 4 Channels / 5MP / Mini 1U / Penta-brid / 1080p / 4TB HDD / DH-X51B1E4

Dahua / HDCVI DVR / 4 Channels / 5MP / Mini 1U / Penta-brid / 1080p / 4TB HDD / DH-X51B1E4

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Dahua / HDCVI DVR / 4 Channels / 5MP / Mini 1U / Penta-brid / 1080p / 4TB HDD / DH-X51B1E4

DH-X51B1E4

The X51B1E4 HDCVI DVR offers 1080p recording on each HDCVI channel and a host of advanced features and functions. The X51B1E4 takes advantage of HDCVI technology for easy integration into existing video surveillance systems while leveraging existing networks, cabling, and cameras. Penta-brid access technology seamlessly records video from HDCVI, AHD, TVI, CVBS, and IP sources simultaneously. The X51B1E4 utilizes the Smart H.265+ Codec to significantly improve encoding efficiency and to reduce bandwidth and storage costs. This recorder is the ideal solution for actively monitoring and recording video feeds in a wide range of applications including public venues, retail stores, transportation hubs and access ways, personal property and homes, and educational institutions.

Features

  • Embedded Processor
  • Smart H.265+ and Smart H.264+ Dual Codec
  • Dual-stream Recording
  • 5 M-N (1296 x 1944) at 20 fps Maximum Recording Resolution
  • Four (4) HDCVI, AHD, TVI, CVBS Channels
  • 4 + 2 IP Channels, up to 6 MP per Channel
  • Maximum 24 Mbps Incoming Bandwidth
  • Built-in Smart Search
  • Intelligent Video System
  • One (1) SATA HDD Port, 4 TB per Hard Disk Drive
  • Become a registered dealer of Dahua
  • Call 1-800-878-6604 for Dealer Prices!

Specification

System
Main Processor Embedded Processor
Operating System Embedded LINUX
Interface
Analog Camera Input Four (4) Channels, BNC
Preview Ability¹ Channels 1 and 2:
5 M-N at 20 fps or
4 M-N, 1080p, 720p at 30 fps
Other Channels:
4 M-N, 1080p, 720p at 30 fps
HDCVI 5 MP, 4 MP, 1080p, 720p
AHD 5 MP, 4 MP, 1080p, 720p
TVI 5 MP, 4 MP, 1080p, 720p
CVBS NTSC
IP Camera Input 4 + 2
(The recording rate is dependent on the maximum resolution and
frame rate of the connected IP camera.)
Audio - Input Four (4) Channels, RCA
Audio - Output One (1) Channel, RCA
Audio - Two-way Talk Reuse Audio In/Out, RCA
Recording
Compression Smart H.265+, H.265, Smart H.264+, H.264
Recording
Resolution		 5 M-N (1296 x 1944), 4 M-N (1280 x 1440), 1080p, 1080N, 720p, 960H, D1, CIF
Record Rate - Main Stream Channel 1:
5 M-N or 4 M-N at 20 fps
Channels 2 to 4
1080p at 15 fps
1080N, 720p, 960H, D1, CIF at 30 fps
Record Rate - Sub Stream D1 or CIF at 30 fps
Maximum Incoming Bandwidth 24 Mbps
Bit Rate 32 Kbps to 6144 Kbps per Channel
Record Mode Manual, Schedule (General, Continuous),
MD (Video Detection: Motion Detection, Video Loss, Tampering), Alarm, Intel, Stop
Record Interval 1 to 60 minutes (default: 60 minutes),
Pre-record: 1 s to 30 s,
Post-record: 10 s to 300 s
Audio Compression G.711A, G.711U, PCM
Audio Sample Rate 8 KHz, 16 bits per Channel
Audio Bit Rate 64 Kbps per Channel
Display
Interface One (1) HDMI (3840 x 2160)
One (1) VGA (1920 x 1080)
Native Output Resolution 1920 x 1080, 1280 x 1024, 1280 x 720
Maximum Decoding 4 Channels of 5 M-N at 10 fps
4 Channels of 1080p at 7 fps
4 Channels of 720p at 15 fps
4 Channels of 960H at 30 fps
Multi-screen Display - IP extension mode disabled 1/4
Multi-screen Display - IP extension mode enabled 1/4/6
On-screen Display Camera Title, Time, Video Loss, Camera Lock, Motion Detection, Recording
Network
Interface One (1) RJ45 (100 Mbps) Port
Network Function HTTP, HTTPS, TCP/IP, IPv4/IPv6, UPnP, RTSP, UDP, SMTP, NTP, DHCP, DNS, IP Filter, PPPoE,DDNS, FTP, Alarm Server, P2P, IP Search (Supports Dahua IP cameras, DVRs, NVS)
Maximum User Access 128 Users
Mobile Operating System IOS, Android
Interoperability ONVIF 16.12, CGI Conformant
Video Detection and Alarm
Alarms - Trigger Events Recording, PTZ, Tour, Video Push, Email, FTP, Snapshot, Buzzer and Screen Tips
Alarms - Video Detection Motion Detection, MD Zones: 396 (22 × 18), Video Loss, Tampering and Diagnosis
Alarms - Input Eight (8) Channels
Alarms - Output Three (3) Channels
Playback and Backup
Playback 1/4
Search Mode Time/Date, Alarm, MD, Intel, and Exact Search (accurate to 1 second)
Playback Function Play, Pause, Stop, Rewind, Fast Play, Slow Play, Next File,
Previous File, Next Camera, Previous Camera, Full Screen,
Repeat, Shuffle, Backup Selection, and Digital Zoom
Backup Mode USB Device/Network
Storage
Internal HDD One (1) SATA Port, 4 TB
Auxiliary Interface
USB Two (2) USB 2.0 Ports
RS485 One (1) Port for PTZ Control
Electrical
Power Supply 12 VDC, 1.5 A
Power Consumption < 10 W, without HDD
Construction
Dimensions - HDCVI DVR Mini 1U, 325.0 mm x 255.0 mm x 55.0 mm
(12.80 in. x 10.04 in. x 2.17 in.)
Dimensions - with PFH101
Rack Mount Tray		 482.6 mm x 287.15 mm x 53.0 mm
(19.0 in. x 11.31 in. x 2.09 in.)
Installation Desktop or Rack-mount
Certifications 
 UL, EN, FCC, CAN/CSA, CFR
Warranty 5 Years



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Description

Product code: Dahua / HDCVI DVR / 4 Channels / 5MP / Mini 1U / Penta-brid / 1080p / 4TB HDD / DH-X51B1E4
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Dahua / HDCVI DVR / 4 Channels / 5MP / Mini 1U / Penta-brid / 1080p / 4TB HDD / DH-X51B1E4