Hikvision DS-2CD3956G2-IS(U)

Image Sensor

1/2.7″ Progressive Scan CMOS

Max. Resolution

2560 × 1920

Min. Illumination

Color: 0.017 Lux @ (F2.25, AGC ON),B/W: 0 Lux with IR

Shutter Time

1/3 s to 1/100,000 s

Day & Night

IR cut filter

Lens Type

Fixed focal lens, 1.05 mm

Focal Length & FOV

1.05 mm, horizional FOV: 180°, vertical FOV: 180°, diagonal FOV: 180°

Lens Mount

M12

Iris Type

Fixed

Aperture

F2.25

Depth of Field

0.1 m to ∞

DORI

D: 21 m, O: 8 m, R: 4 m, I: 2 m

Supplement Light Type

IR

Supplement Light Range

Up to 8 m

Smart Supplement Light

Yes

IR Wavelength

850 nm

Open Resources

Memory: 60 MB,;Smart RAM: 400 MB,;eMMC: 2 GB

Computing Power

1.5 TOPS

Open Capability

HEOP 1.0 OpendevSDK

Deep Learning Structure

Caffe,PyTorch,TensorFlow

Programming Language

C,C++

Main Stream

50 Hz: 25 fps/60 Hz: 30 fps: ;Fisheye View: ;2560 × 1920, 2048 × 1536, 1280 × 960;;180 Panorama View: ;2048 × 1152, 1280 × 720;;180 Dual Channel Panorama View:;4096 × 576，2048 × 288;;4PTZ View: ;camera 01/camera 02/camera 03/camera 04: 1200 × 900;;Fisheye + 3PTZ View:;camera 01: 2048 × 1536, 1280 × 960;camera 02/camera 03/camera 04: 1200 × 900

Sub-Stream

50 Hz: 25 fps/60 Hz: 30 fps: ;Fisheye View: ;640 × 480, 640 × 360;;180 Panorama View: ;640 × 480, 640 × 360;;Fisheye + 3PTZ View:;camera 01: 640 × 480, 640 × 360

Video Compression

Main stream: H.265/H.264/H.264+/H.265+;Sub-stream: H.265/H.264/MJPEG

Video Bit Rate

32 Kbps to 16 Mbps

H.264 Type

Baseline Profile/Main Profile/High Profile

H.265 Type

Main Profile

Bit Rate Control

CBR/VBR

Scalable Video Coding (SVC)

H.264 and H.265 encoding

Region of Interest (ROI)

5 fixed regions for main stream and sub-stream

Target Cropping

Yes

Mount Type

Support wall/table/ceiling mounting

Decoding Mode

Support hardware decoding and software decoding

Audio Compression

G.711ulaw/G.711alaw/G.722.1/G.726/MP2L2/PCM/MP3/AAC-LC

Audio Bit Rate

64 Kbps (G.711ulaw/G.711alaw)/16 Kbps (G.722.1)/16 Kbps (G.726)/32 to 192 Kbps (MP2L2)/8 to 320 Kbps (MP3)/16 to 64 Kbps (AAC-LC)

Audio Sampling Rate

8 kHz/16 kHz/32 kHz/44.1 kHz/48 kHz

Environment Noise Filtering

Yes

Protocols

TCP/IP, ICMP, HTTP, HTTPS, FTP, DHCP, DNS, DDNS, RTP, RTSP, RTCP, NTP, UPnP, SMTP, IGMP, 802.1X, QoS, IPv4, IPv6, UDP, Bonjour, SSL/TLS, PPPoE, SFTP, ARP, SNMP, WebSocket, WebSockets, SRTP

Simultaneous Live View

Up to 20 channels

API

Open Network Video Interface (Profile S, Profile G, Profile T), ISAPI, SDK, ISUP

User/Host

Up to 32 users. 3 user levels: administrator, operator and user

Security

Password protection, complicated password, HTTPS encryption, IP address filter, Security Audit Log, basic and digest authentication for HTTP/HTTPS, TLS 1.2, WSSE and digest authentication for Open Network Video Interface, memory card encryption, SFTP encryption, SRTP encryption

Network Storage

NAS (NFS, SMB/CIFS), auto network replenishment (ANR);Together with high-end Hikvision memory card, memory card encryption and health detection are supported.

Client

iVMS-4200, Hik-Connect, Hik-Central

Web Browser

Plug-in required live view: IE 10, IE 11;Plug-in free live view : Chrome 57.0+, Firefox 52.0+;Local service: Chrome 57.0+, Firefox 52.0+

Image Parameters Switch

Yes

Image Settings

Rotate mode, saturation, brightness, contrast, sharpness, gain, white balance adjustable by client software or web browser

Day/Night Switch

Day, Night, Auto, Schedule

Wide Dynamic Range (WDR)

120 dB

Image Enhancement

BLC, HLC, 3D DNR

SNR

≥ 52 dB

Ethernet Interface

1 RJ45 10 M/100 M self-adaptive Ethernet port

On-Board Storage

;Built-in memory card slot, support microSD/microSDHC/microSDXC/TF card, up to 256 GB

Built-in Microphone

-U: Yes

Audio

1 input(s) (line in), four-core terminal block, max. input amplitude: 3.3 Vpp, input impedance: 4.7 KΩ, interface type: non-equilibrium,;1 output(s) (line out), four-core terminal block, max. output amplitude: 3.3 Vpp, output impedance: 100 Ω, interface type: non-equilibrium

Alarm

1 input, 1 output (max. 12 VDC, 30 mA)

RS-485

1 RS-485 (Half duplex, HIKVISION, Pelco-P, Pelco-D, self-adaptive)

Reset Key

Yes

Basic Event

Motion detection,video tampering alarm,exception

Linkage

Upload to NAS/memory card/FTP, notify surveillance center, send email, trigger recording, trigger capture, trigger alarm output, audible warning

People Counting

;Supports counting, displaying and exporting the people flow data of entering, exiting and passing by (The data is stored in the flash.),;Supports real-time uploading and uploading by statistic cycle

Queue Management

Supports up to 4 detection regions, and independent arming schedule and linkage method

Heat Map

;Yes

Power

12 VDC ± 25%, 0.50 A, max. 6 W,Ø5.5 mm coaxial power plug,;PoE: 802.3af, Class 3, 36 V to 57 V, 0.20 A to 0.13 A, max. 7.5 W

Dimension

;Ø119.9 mm × 41.2 mm (Ø4.7 × 1.6″)»»

Package Dimension

150 mm × 125 mm × 99 mm (5.9″» × 4.9″» × 3.9″»)

Weight

Approx. 320 g (0.7 lb.)

With Package Weight

Approx. 510 g (1.1 lb.)

General Function

Anti-banding