Main Processor
Quad-core embedded processor
Operating System
Embedded LINUX
IP Camera Input
32 Channel
Two-Way Talk
1 Channel Input, 1 Channel Output, RCA
Interface
1 HDMI, 1 VGA
Resolution
HDMI: 3840 x 2160 , 1920 x 1080 , 1280 x 1024, 1280 x 720 , 1024 x 768
VGA: 1920 x 1080 , 1280 x 1024, 1280 x 720 , 1024 x 768
Decoding Capacity
4-ch@8MP(30fps), 16-ch@1080P(30fps)
Multi-Screen Display
1/4/8/9/16/25/36
OSD
Camera title, Time, Camera lock, Motion detection, Recording
Compression
Smart H.265+/H.265/Smart H.264+/H.264/MJPEG
Resolution
12MP with 15fps, 8MP, 6MP, 5MP, 4MP, 3MP, 1080P, 1.3MP, 720P, D1, CIF with 30fps
Bit Rate
Max 200 Mbps Bit rate input
Record Mode
Manual, Schedule (Regular, MD(Motion Detection) , Alarm, IVS), Stop
Record Interval
1 ~ 120 min (default: 60 min), Pre-record: 1 ~ 30 sec, Post-record: 10 ~ 300 sec
Trigger Event
Recording, PTZ, Tour, Alarm Out, Video Push, Email, Snapshot, Buzzer and Screen Tips
Video Detection
Motion Detection, MD Zones: 396 (22 x 18), Video Loss and Tampering
Alarm Input
4 Channel
Relay Output
2 Channel
Sync Playback
1/4/9/16
Search Mode
Time /Date, Alarm, MD and Exact Search (accurate to second)
Playback Function
Play, Pause, Stop, Rewind, Fast play, Slow Play, Next File, Previous File, Next Camera, Previous Camera, Full Screen, Backup Selection, Digital Zoom
Backup Mode
USB Device/Network
Third Party Support
Arecont Vision, Airlive, AXIS, Canon, Dynacolor, JVC, LG, Panasonic, Pelco, PSIA, Samsung, Sanyo, Sony, Watchnet and more
Interface
1 RJ-45 Ports (10/100/1000Mbps)
PoE
N/A
Network Function
HTTP, HTTPS, TCP/IP, IPv4/IPv6, UPnP, SNMP, RTSP, UDP, SMTP, NTP, DHCP, DNS, IP Filter, PPPoE, DDNS, FTP, Alarm Server, IP Search (Support Dahua IP camera, DVR, NVS, etc.), Easy4IP
Maximum User Access
128 users
Smart Phone
iPhone, iPad, Android
Interoperability
ONVIF 2.4, SDK, CGI
Internal HDD
2 SATA III Ports, up to 6TB capacity for each HDD
HDD Mode
Single
eSATA
N/A
USB
2 ports (1 Rear USB3.0,1 Front USB2.0)
RS232
1 Port, for PC Communication and Keyboard
RS485
1 Port, for PTZ Control
Power Supply
Single, DC12V/4A
Power Consumption
<9.5W (Without HDD)
Operational Conditions
-10°C ~ +55°C (+14°F ~ +131°F), 86 ~ 106kpa
Storage Conditions
-20°C ~ +70°C (-4°F ~ +158°F), 0 ~ 90% RH
Dimensions
1U, 375mm x 281.5mm x 56mm ;(14.8" x 11.1" x 2.2")
Warranty
01-year warranty
The Dahua NVR4232-4KS2 32 Channel Network Video Recorder (NVR) has H.265/H.264/MJPEG/MPEG4 codec decoding, a maximum input bandwidth of 320Mbps, a preview and playback resolution of up to 12Mp, HDMI/VGA simultaneous video output, and 3D intelligent placement with a Dahua PTZ camera. Smart H.265+ is an efficient H.265 codec implementation that employs a scene-adaptive encoding method, dynamic GOP, and dynamic ROI. It uses a flexible multi-frame reference structure and clever noise reduction to offer high-quality video while minimizing network load.
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