Dahua IPC-HUM4231S-L4 2MP WDR AI Pinhole Network Camera

Camera

Image Sensor

1/3" CMOS

Max. Resolution

1920 (H) × 1080 (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)

DORI Distance

Lens

Detect

Observe

Recognize

Identify

2.8 mm

61.0 m
(200.13 ft)

24.4 m
(80.05 ft)

12.2 m
(40.03 ft)

6.4 m
(20.01 ft)

Smart Event

IVS

Intrusion; tripwire

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:1920 × 1080 @(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

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 1080P 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

Certification

Certifications

CE-LVD: EN62368-1;
CE-EMC: Electromagnetic Compatibility Directive 2014/30/EU;
FCC: 47 CFR FCC Part 15, Subpart B

Port

Audio Input

1 channel (RCA port)

Audio Output

1 channel (RCA port)

Power

Power Supply

12 VDC

Power Consumption

Basic: 1.2 W (12 VDC)
Max. (H.265 + intelligence on + WDR): 1.56 W (12 VDC)

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)

Structure

Casing

Metal

Product Dimensions

31.0 mm × 31.0 mm × 30.0 mm (1.22" × 1.22" × 1.18") (L × W × H)

Net Weight

81 g (0.18 lb)

Gross Weight

138 g (0.30 lb)