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4MP Fixed-focal Pinhole Network Camera 2.8mm

Dahua – IPC-HUM4431S-L4

> 4-MP 1/3″ CMOS image sensor, low luminance, and high definition image.
> Outputs max. 4 MP (2688 × 1520) @20 fps, and supports 3.6 MP (2560 × 1440) @25/30 fps.
> H.265 codec, high compression rate, ultra-low bit rate.
> ROI, SMART H.264 +/H.265+,
> Rotation mode, WDR, 3D NR, HLC, BLC,
> Intelligent monitoring: Intrusion and tripwire..
> Audio: 1 in, 1 out; built in MIC.
> 12 VDC power supply.

აღწერა

Camera
Image Sensor 1/3″ 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 0.01 lux@F2.0 (Color, 30 IRE)
0.001 lux@F2.0 (B/W, 30 IRE)
S/N Ratio >56 dB

Lens
Lens Type Fixed-focal
Lens Mount M12
Focal Length 2.8 mm
Max. Aperture F2.0
Field of View Horizontal: 96°; Vertical: 55°; Diagonal: 110°
Iris Control Fixed
Close Focus Distance 0.8 m (2.62 ft)

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: 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); 3.6 M (2560 × 1440); 3M (2304 ×1296); 1080p (1920 × 1080); 1.3M (1920 × 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: 3 kbps–6144 kbps
H.265: 3 kbps–6144 kbps
Day/Night 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 Network disconnection; IP conflict; illegal access; motion detection; video tampering; tripwire; intrusion; audio detection; voltage detection; security exception

Network
Network Port RJ-45 (10/100 Base-T)
SDK and API Yes
Cyber Security Video encryption; Firmware encryption; Configuration encryption; Digest; WSSE; Account lockout; Security logs; IP/MAC filtering; Generation and importing of X.509 certification; syslog; HTTPS; 802.1x; Trusted boot; Trusted execution; Trusted upgrade
Network 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 T); CGI; P2P; Milestone
User/Host 20 (Total bandwidth: 48 M)
Storage FTP; SFTP; NAS
Browser IE
Chrome
Firefox
Management Software Smart PSS; DSS; DMSS
Mobile Client iOS; Android