DAHUA DH-IPC-HUM4231S-L4, PINHOLE Full HD 2MP POE IP Security Camera 2.8mm Microphone.

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Description

Main Features

  • WDR - 120 dB - Wide dynamic range of illumination
  • 3D-DNR - Digital Image Noise Reduction
  • ROI - improving the quality of selected parts of the image
  • BLC - Backlight Compensation
  • HLC - High Light Compensation (Spot)
  • Configurable privacy zones (4)
  • Motion detection
  • Mirror - Mirror image
  • Image rotation 0°/90°/180°/270°
  • WB - White Balance (ATW/AWB/manual/internal/external)
  • AGC - Automatic picture gain adjustment
  • IVS Analysis - Tripwire Crossing , Intrusion
  • Interoperability: ONVIF (Profile S/Profile T)

Specs

  • 1/3" CMOS image sensor
  • Fixed lens 2.8mm
  • Field of view: Horizontal: 96°; Vertical: 55°; Diagonal: 110°
  • DORI Distance: Detect 61.0 meters / Observe 24.4 meters / Recognize 12.2 meters / Identify 6.4 meters
  • Audio: Built-in Microphone
  • Image compression method: H.265; H.264; H.264B; MJPEG (Only support sub-stream)
  • Operating temperature: –40°C to +60°C (–40°F to +140°F)
  • Network port: RJ-45 (10/100 Base-T)
  • Power: 12V DC / 130 mA
  • Net weight: 81g. (0.18 lbs)
  • Housing: Metal

Camera

Image sensor

1/3" CMOS

Max. Resolution

1920 (H) × 1080 (V)

ROM

128 megabytes

RAM

128 megabytes

Scanning system

Progressive

Electronic shutter speed

Automatic/Manual 1/3 s–1/100,000 s

Min. Lighting

0.01 lux@F2.0 (Color, 30 IRE)
0.001 lux@F2.0 (B/W, 30 IRE)

S/N ratio

>56dB

Lens

Lens Type

Fixed focal

Lens mount

M12

Focal length

2.8 millimeters

Max. Opening

F2.0

Field of view

Horizontal: 96°; Vertical: 55°; Diagonal: 110°

Iris control

Fixed

Close focusing distance

0.8 m (2.62 ft)

DORI distance

Lens

Detect

Notice

Recognize

Identify

2.8 millimeters

61.0 m
(200.13 feet)

24.4 m
(80.05 feet)

12.2 m
(40.03 feet)

6.1 m
(20.01 feet)

DORI (Detect, Observe, Recognize, Identify) is a standard system (EN-62676-4) for defining the ability of a person viewing the video to distinguish people or objects within a covered area. The numbers in this table do not reflect intelligent function distances. For intelligent function distances, please refer to the Installation and Commissioning Manual/Project Design Tool.

Smart event

IVS

Intrusion; tripwire

Video

Video compression

H.265; H.264; H.264B; MJPEG (only supported in 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 above values ​​are maximum frame rates for each stream; for multiple streams, values ​​will be subject to total encoding capacity.

Transmission capacity

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 Bitrate

H.264: 3 kbps–6144 kbps
H.265: 3 kbps–6144 kbps

Day/Night

Color/B/W

BLC

Yeah

CHL

Yeah

WDR

120dB

White balance

Auto; natural; streetlight; exterior; manual; regional custom

Gain control

Auto; manual

Noise reduction

3D noise reduction

Motion detection

OFF/ON (4 areas, rectangular)

Region of Interest (RoI)

Yes (4 areas)

Image rotation

0°/90°/180°/270° (supports 90°/270° with resolution of 1080P and below)

Mirror

Yeah

Privacy Masking

4 areas

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