دوربین مداربسته داهوا تحت شبکه چهار مگاپیکسل DH-IPC-HDW2441T-S

Camera
Image Sensor 1/2.9″ CMOS
Max. Resolution 2688 (H) × 1520 (V)
ROM 128 MB
RAM 128 MB
Scanning System Progressive
Electronic Shutter Speed Auto/Manual 1/3 s–1/100,000 s
Min. Illumination
0.006 lux@F1.6 (Color, 30IRE)
0.0006 lux@F1.6 (B/W, 30IRE)
0 lux (Illuminator on)
S/N Ratio >56 dB
Illumination Distance 30 m (98.43 ft) (IR LED)
Illuminator On/Off Control Auto; manual
Illuminator Number 1 (IR LED)
Pan/Tilt/Rotation Range
Pan: 0°–360°
Tilt: 0°–78°
Rotation: 0°–360°

Lens
Lens Type Fixed-focal
Lens Mount M12
Focal Length 2.8 mm; 3.6 mm
Max. Aperture F1.6
Field of View 2.8 mm: H: 95°; V: 52°; D: 114°
3.6 mm: H: 78°; V: 41°; D: 94°
Iris Control Fixed
Close Focus Distance 2.8 mm: 0.9 m (2.95 ft)
3.6 mm: 1.6 m (5.25 ft)

Intelligence
IVS (Perimeter Protection)
Intrusion, tripwire (the two functions support the
classification and accurate detection of vehicle and
human)
Smart Search
Work together with Smart NVR to perform refine
intelligent search, event extraction and merging to event
videos

Video
Video Compression H.264H; 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: 2688 × 1520@ (1–20 fps)/2560 × 1440@
(1–25/30 fps)
Sub stream: 704 × 576@ (1–25 fps)/704 × 480@ (1–30
fps)
*The values above are the max. frame rates of each
stream; for multiple streams, the values will be subjected
to the total encoding capacity.
Stream Capability 2 streams
Resolution
4M (2688 × 1520); 4M (2560 × 1440); 3M (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–6144 kbps
H.265: 12 kbps–6144 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)
Image Rotation 0°/90°/180°/270° (Support 90°/270° with 2688 × 1520
resolution and lower)
Mirror Yes
Privacy Masking 4 areas

Audio
Built-in MIC Yes
Audio Compression G.711a; G.711Mu; PCM; G.726

Alarm
Alarm Event
No SD card; SD card full; SD card error; network
disconnecton; IP conflict; illegal access; moton
detecton; video tampering; tripwire; intrusion; SMD;
voltage detecton; security excepton

Network
Network Port RJ-45 (10/100 Base-T)
SDK and API Yes
Network Protocol
IPv4; IPv6; HTTP; TCP; UDP; ARP; RTP; RTSP; RTCP; RTMP;
SMTP; FTP; SFTP; DHCP; DNS; DDNS; NTP; Multicast;
ICMP; IGMP; P2P
Interoperability ONVIF (Profile S/Profile G/Profile T); CGI
User/Host 6 (Total bandwidth: 36 M)
Storage FTP; SFTP; Micro SD card (support max. 256 GB)
Browser IE; Chrome; Firefox
Management Software DSS; DMSS
Mobile Client iOS; Android
Cyber Security
Configuration encryption;Trusted
execution;Digest;Security logs;WSSE;Account
lockout;syslog;Video encryption;802.1x;IP/MAC
filtering;HTTPS;Trusted upgrade;Trusted boot;Generation
and importing of X.509 certification

Certification
Certifications
CE-LVD: EN62368-1;
CE-EMC: Electromagnetic Compatibility Directive
2014/30/EU;
FCC: 47 CFR FCC Part 15, Subpart B;
UL/CUL: UL62368-1 & CAN/CSA C22.2 No. 62368-1-14

Power
Power Supply 12 VDC/PoE (802.3af)
Power Consumption
Basic: 2.5 W (12 VDC); 3.3 W (PoE);
Max. (ICR + H.265 + max. resolution + main stream + IR
intensity + WDR + IVS): 4.2 W (12 VDC); 5.1 W (PoE)

Environment
Operating Temperature –40 °C to +60 °C (–40 °F to +140 °F)
Operating Humidity ≤95%
Storage Temperature –40 °C to +60 °C (–40 °F to +140 °F)
Protection IP67

Structure
Casing Material Inner core: Metal
Cover: Plastic
Product Dimensions 100.9 mm × Φ109.9 mm (3.97″ × Φ4.33″)
Net Weight 0.37 kg (0.82 lb)
Gross Weight 0.56 kg (1.23 lb)