Specification Sheet

Lite Series | DH-IPC-HDW2831TM-AS-S2
Technical Specificaon
Camera
Image Sensor
1/2.7” 8Megapixel progressive CMOS
Max. Resolution
3840 (H) ×2160 (V)
ROM
128 MB
RAM
256 MB
Scanning System
Progressive
Electronic Shutter Speed
Auto/Manual 1/3 s–1/100,000 s
Min. Illumination
0.009 Lux@F2.0
S/N Ratio
>56 dB
Illumination Distance
30 m (98.43 ft)
Illuminator On/Off Control
Auto/Manual
Illuminator Number
2 (IR LED)
Pan/Tilt/Rotation Range
Pan: 0°–360°
Tilt: 0°–78°
Rotation: 0°–360°
Lens
Lens Type
Fixed-focal
Mount Type
M12
Focal Length
2.8 mm
3.6 mm
Max. Aperture
F2.0
F2.0
Field of View
2.8 mm: Pan 105° × Tilt 56° × Diagonal 125°
3.6 mm: Pan 87° × Tilt 47° × Diagonal 104°
Iris Type
Fixed
Close Focus Distance
2.8 mm: 1.0 m (3.3 ft)
3.6 mm: 1.9 m (6.2 ft)
DORI
Distance
Lens
Detect Observe Recognize Idenfy
2.8 mm
74.7 m
(245.1 )
29.9 m
(98.1 )
14.9 m
(48.9 )
7.5 m
(24.6 )
3.6 mm
106.7 m
(350.1 )
42.7 m
(140.1 )
21.3 m
(69.6 )
10.7 m
(35.1 )
Smart event
IVS
Tripwire; intrusion
Video
Video Compression
H.265; H.264; H.264B; MJPEG (only supported by the
sub stream)
Smart Codec
Smart H.265+/ Smart H.264+
Video Frame Rate
Main stream:
3840 × 2160 (1 fps–15 fps)
2688 × 1520 (1 fps–25/30 fps)
Sub stream:
704 × 576 (1 fps–25 fps)
704 × 480 (1 fps–30 fps)
Stream Capability
2 streams
www.dahuasecurity.com
Resolution
3840 × 2160 (3840 × 2160); 3072 × 2048 (3072 ×
2048); 3072 ×1728 (3072 × 1728); 2592 × 1944 (2592 ×
1944); 2688 × 1520 (2688 × 1520); 3M (2048 × 1536);
2304 × 1296 (2304 × 1296); 1080p (1920 × 1080);
1.3M (1280 × 960); 720p (1280 × 720); D1 (704 ×
576/704 × 480); VGA (640 × 480); CIF (352 × 288/352
× 240)
Bit Rate Control
CBR/VBR
Video Bit Rate
H.264: 32 kbps–8192 kbps
H.265: 12 kbps–8192 kbps
Day/Night
Auto(ICR)/Color/B/W
BLC
Yes
HLC
Yes
WDR
120 dB
White Balance
Auto/natural/street lamp/outdoor/manual/regional
custom
Gain Control
Auto/Manual
Noise Reduction
3D NR
Motion Detection
OFF/ON (4 areas, rectangular)
Region of Interest(RoI)
Yes (4 areas)
Smart Illumination
Yes
Image Rotation
0°/90°/180°/270° (Supports 90°/270° with 3840 × 2160
resolution and lower.)
Mirror
Yes
Privacy Masking
4 areas
Audio
Built-in MIC
Yes
Audio Compression
G.711A; G.711Mu; G.726
Alarm
Alarm Event
No SD card; SD card full; SD card error; network
disconnecon; IP conict; moon detecon; video
tampering; tripwire; intrusion; illegal access; voltage
detecon; audio detecon; safety excepon
Network
Network
RJ-45 (10/100 Base-T)
SDK and API
Yes
Cyber Security
Video encrypon; rmware encrypon; conguraon
encrypon; Digest; WSSE; account lockout; security
logs; IP/MAC ltering; generaon and imporng of
X.509 cercaon; syslog; HTTPS; 802.1x; trusted boot;
trusted execuon; trusted upgrade
Protocol
IPv4; IPv6; HTTP; TCP; UDP; ARP; RTP ; RTSP; RTCP;
RTMP; SMTP; FTP; SFTP; DHCP; DNS; DDNS; QoS;
UPnP; NTP; Multicast; ICMP; IGMP; NFS; PPPoE;
Bonjour
Interoperability
ONVIF (Profile S/Profile G/Profile T); CGI; P2P;
Milestone; Genetec
User/Host
20
Storage
FTP; Micro SD card (support max. 256 G); NAS; SFTP