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Dahua Technology X74A3L Ultra Series Pentabrid 16-Channel 4K HD-CVI DVR with 4TB HDD

BH #DAX74A3L4 • MFR #X74A3L4
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Dahua Technology X74A3L Ultra Series Pentabrid 16-Channel 4K HD-CVI DVR with 4TB HDD
Key Features
  • Record from and Manage up to 16 Cameras
  • Up to 8MP Recording Resolution
  • 4TB HDD Preinstalled
  • HD-CVI/AHD/HD-TVI/SD + IP Inputs
Stream and record up to 16 video channels of video with the X74A3L Ultra Series Pentabrid HD-CVI DVR from Dahua Technology at resolutions of up to 8MP. Equipped with four SATA ports, each supporting an HDD up to 10TB, this DVR can accommodate up to 40TB of HDD storage (4TB preinstalled). The recorder supports HD-CVI, AHD, HD-TVI, and SD analog cameras via its BNC interface. Additionally, it has a 16-channel IP video input for IP cameras up to 12MP. With the help of H.265+, H.265, H.264+, and H.264 compression, file sizes are kept manageable while recording and playback quality are maintained.
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Dahua Technology X74A3L Overview

Stream and record up to 16 video channels of video with the X74A3L Ultra Series Pentabrid HD-CVI DVR from Dahua Technology at resolutions of up to 8MP. Equipped with four SATA ports, each supporting an HDD up to 10TB, this DVR can accommodate up to 40TB of HDD storage (4TB preinstalled). The recorder supports HD-CVI, AHD, HD-TVI, and SD analog cameras via its BNC interface. Additionally, it has a 16-channel IP video input for IP cameras up to 12MP. With the help of H.265+, H.265, H.264+, and H.264 compression, file sizes are kept manageable while recording and playback quality are maintained.

The DVR's interface includes BNC ports for two-way audio communication, as well as HDMI, VGA, and BNC connections for video output with support for dual streaming to maximize bandwidth efficiency. The HDMI connection can output up to 4K UHD resolution video.

VGA output at up to 1920 x 1080 resolution
HDMI output at up to 4K UHD resolution (3840 x 2160)
Records audio signals from HD-CVI cameras with built-in microphone via the BNC video input connection, easing installation
Volume control for live audio directly from on-screen menu
G.711 and PCM audio compression
16 analog + 16 IP camera channels
Self-adaptive HD-CVI/AHD/HD-TVI/CVBS analog signal input
8MP at 7 fps recording resolution on all HD-CVI channels
Supports IP cameras up to 12MP
Up to 128 Mb/s incoming bandwidth
Dual-stream video recording
Smart H.265+ and H.264 dual codec
1 x USB 2.0 and 2 x USB 3.0 ports
Spot output channel for secondary monitor
Fisheye dewarping via web interface or SmartPSS
Point of Sale (POS) support
Smart fan design reduces fan noise and electrical consumption
Intelligent Video System (IVS) built-in video analytics allow monitoring for Tripwire detection, intrusion detection, and detection of abandoned or missing objects
Face detection functionality
Smart search

Dahua Technology X74A3L Specs

System
Main Processor
Embedded Processor
Operating System
Embedded Linux
Interface
Analog Camera Inputs
16 x BNC
HD-CVI
8 MP, 6 MP, 4 MP, 1080p at 30 fps, 720p at 60/30 fps
AHD
5 MP, 4 MP, 3 MP, 1080p/720p at 30 fps
TVI
5 MP, 4 MP, 3 MP, 1080p/720p at 30 fps
CVBS
NTSC
IP Camera Input
16 + 16 Channels, Each Channel up to 12 MP
Audio
Input: 4 x BNC; Accepts Audio Signal via BNC Video Input if HD-CVI Camera Has Built-In Microphone
Output: 1 x BNC
Two-Way Talk
Input: 1 x BNC, Mic
Output: 1 x BNC
Recording
Compression
Smart H.265+, H.265, Smart H.264+, and H.264
Recording Resolution
8 MP, 6 MP, 5 MP, 4 MP, 3 MP, 4 M-N (1280 x 1440), 1080p, 720p, 960H, D1, and CIF
Recording Rate
Main Stream: 8 MP at 7 fps; 6 MP at 10 fps; 5 MP at 12 fps; 4 MP or 3 MP at 15 fps; 4 M-N, 1080p, 720p, 960H, D1, CIF, or QCIF at 30 fps

Sub Stream: 960H at 15 fps; D1 or CIF at 30 fps
Maximum Incoming Bandwidth
128 Mb/s
Bit Rate
32 to 6144 kb/s per Channel
Recording Modes
Manual, Schedule (Regular, Continuous), MD (Video Detection: Motion Detection, Video Loss, Tampering), Alarm, and Stop
Recording Intervals
1 to 60 Minutes (Default 60 Minutes)
Pre-Record: 1 to 30 Seconds
Post-Record: 10 to 300 Seconds
Audio Compression
AAC (First Channel Only), G.711A, G.711U, and PCM
Audio Sample Rate
8 kHz, 16 Bits per Channel
Audio Bit Rate
64 kb/s per Channel
Display
Interface
2 x HDMI (3840 x 2160)
1 x VGA (1920 x 1080)
1 x BNC, TV
Spot Output
HDMI 2
Output Resolutions
HDMI 1: 3840 x 2160, 2560 x 1440, 1920 x 1080, 1280 x 1024, 1280 x 720

HDMI 2 / VGA: 1920 x 1080, 1280 x 1024, and 1280 x 720
Maximum Decoding
8 Channels of 8 MP at 7 fps
8 Channels of 6 MP at 10 fps
8 Channels of 5 MP at 12 fps
16 Channels of 4 MP or 3 MP at 7 fps
16 Channels of 4 M-N or 1080p at 15 fps
16 Channels of 720p or 960H at 30 fps
Multi-Screen Display
IP Extension Mode Disabled: 1/4/8/9/16
IP Extension Mode Enabled: 1/4/8/9/16/25/36
On-Screen Display
Camera Title, Time, Video Loss, Camera Lock, Motion Detection, and Recording
Fisheye Dewarping
Via Web Interface or SmartPSS
Network
Interface
1 x RJ45 Port, 1000 Mb/s
Network Function
HTTP, 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, and NVRs)
Max. User Access
128 Users
Compatible Operating Systems
iOS and Android
Interoperability
ONVIF 16.12, CGI Conformant
Video Detection & Alarm
Trigger Events
Recording, PTZ, Tour, Video Push, Email, FTP, Snapshot, Buzzer, and Screen Tips
Video Detection
Motion Detection, Video Loss, Tampering, and Diagnosis
MD Zones: 396 (22 x 18)
Alarm Input
16 Channels
Relay Output
6 Channels
Playback & Backup
Playback
1/4/9/16
Search Modes
Time/Date, Alarm, Motion Detection, and Exact Search
Accurate to 1 Second
Playback Functions
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 Modes
USB Device and Network
Storage
Internal HDD
4 x SATA Ports, up to 10 TB Capacity for Each Disk
4 TB Preinstalled
eSATA
1 x eSATA Port
Auxiliary Interface
USB
1 x USB 2.0 port
2 x USB 3.0 port
Serial
1 x RS-232 Port for PC Communication and Keyboard
1 x RS-485 Port for PTZ Control
1 x RS-422 Port for PTZ Control
Electrical
Power Supply
100 to 240 VAC, 50/60 Hz
Power Consumption
<35 W, without HDDs
Environmental
Operating Conditions
14 to 131°F / -10 to 55°C
10 to 90% RH
Storage Conditions
-4 to 158°F / -20 to 70°C
0 to 90% RH
Construction
Installation
Desktop or Rackmount
Rack Height
1.5 RU
Dimensions
17.32 x 16.42 x 2.99" / 44.0 x 41.7 x 7.6 cm
Weight
10.58 lb / 4.8 kg, without HDDs

Dahua Technology X74A3L Reviews

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