SKU: 36778952738

Dahua 8MP IPC-HDW2831T-ZS-S2 Lite IR Motorised Eyeball Network Camera

Sale price$134.10 Regular price$149.00
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Description

Dahua 8MP IPC-HDW2831T-ZS-S2 Lite IR Motorised Eyeball Network CameraCamera Image Sensor 1 2. 7 8Megapixel progressive CMOS Max. Resolution 3840 (H) 2160 (V) ROM 128 MB RAM 256 MB Scanning System Progressive Electronic Shutter Speed Auto Manual 1 3 s1 100,000 s Min. Illumination 0. 008 Lux@F1. 5 S N Ratio >56 dB Illumination Distance 40 m (131. 23 ft) Illuminator On Off Control Auto Manual Illuminator Number 2 (IR LED) Pan Tilt Rotation Range Pan: 0360 Tilt: 078 Rotation: 0360 Lens Lens Type Motorized vari focal Mount

Camera

Image Sensor

1/2.7” 8Megapixel progressive CMOS

Max. Resolution

3840 (H) × 2160 (V)

ROM

128 MB

RAM

256 MB

Scanning System

Progressive

Electronic Shutter Speed

Auto/Manual 1/3 s–1/100,000 s

Min. Illumination

0.008 [email protected]

S/N Ratio

>56 dB

Illumination Distance

40 m (131.23 ft)

Illuminator On/Off Control

Auto/Manual

Illuminator Number

2 (IR LED)

Pan/Tilt/Rotation Range

Pan: 0°–360°

Tilt: 0°–78°

Rotation: 0°–360°

Lens

Lens Type

Motorized vari-focal

Mount Type

f14

Focal Length

2.7 mm–13.5 mm

Max. Aperture

F1.5

Field of View

Horizontal: 113°–31°

Vertical: 58°–17°

Diagonal: 138°–36°

Iris Type

Fixed

Close Focus Distance

0.8 m–0.8 m (2.62 ft–2.62 ft)

DORI Distance

Lens

Detect

Observe

Recognize

Identify

W

85.3 m

(279.9 ft)

34.1 m

(111.9 ft)

17 m

(55.8 ft)

8.5 m

(27.9 ft)

T

280 m

(918.6 ft)

112 m

(367.5 ft)

56 m

(183.7 ft)

28 m

(91.9 ft)

Smart Event

IVS

Tripwire; intrusion

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:

3840 × 2160 (1 fps–15 fps)

2688 × 1520 (1 fps–25/30 fps)

Sub stream:

704 × 576 (1 fps–25 fps)

704 × 480 (1 fps–30 fps)

Stream Capability

2 streams

Resolution

3840 × 2160 (3840 × 2160); 3072 × 2048 (3072 × 2048); 3072 ×1728 (3072 × 1728); 2592 × 1944 (2592 × 1944); 2688 × 1520 (2688 × 1520); 3M (2048 × 1536); 2304 × 1296 (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–8192 kbps

H.265: 12 kbps–8192 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)

Smart Illumination

Yes

Image Rotation

0°/90°/180°/270° (Supports 90°/270° with 3840 × 2160 resolution and lower.)

Mirror

Yes

Privacy Masking

4 areas

Alarm

Alarm Event

No SD card; SD card full; SD card error; network disconnection; IP conflict; motion detection; video tampering; tripwire; intrusion; illegal access; voltage detection; safety exception

Network

Network

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

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 G/Profile T); CGI; P2P; Milestone; Genetec

User/Host

20

Storage

FTP; SFTP; Micro SD Card (support max. 256 GB); NAS

Browser

IE

Chrome

Firefox

Management Software

Smart PSS; DSS; DMSS

Mobile Phone

IOS; Android

Certification

Certifications

CE-LVD: EN62368-1
CE-EMC: Electromagnetic Compatibility Directive 2014/30/EU
FCC: 47 CFR FCC Part 15, Subpart B
UL/CUL: UL60950-1 CAN/CSA C22.2 No.60950-1-07

Power

Power Supply

12V DC/PoE (802.3af)

Power Consumption

< 7.6W

Environment

Operating Conditions

–30°C to +60°C (–22°F to +140°F)/less than = 95% RH

Storage Temperature

–40°C to +60°C (–40°F to +140°F)

Protection

IP67

Structure

Casing

Metal

Dimensions

108.3 mm × F122 mm (4.26" × F1.80")

Net Weight

0.69 kg (1.52 lb)

Gross Weight

0.88 kg (1.94 lb)

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
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Exchange/Return Notes
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  • Final sale items are not eligible for returns or exchanges.
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SKU: 36778952738

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4.1 ★★★★★
Based on 9 reviews
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Verified Purchase
Guanxiong Xue
Louisville, US
★★★★★ 5
go o o o o
Format: Paperback
go o o o o d
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on October 21, 2014
R
Verified Purchase
Ryan
Lake Worth, US
★★★★★ 1
One Star
Format: Paperback
Exactly the same as the free PDF I downloaded online for my student, only this costs $26 plus tax.
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Reviewed in the United States on April 3, 2017
A
Verified Purchase
AAM
New York, US
★★★★★ 5
A Comprehensive Guide to Python Programming for Ethical Hackers and Pentesters
Format: Paperback
Black Hat Python, 2nd Edition, is an invaluable resource that dives deep into Python programming techniques specifically tailored for ethical hackers and penetration testers. This comprehensive guide equips readers with the knowledge and tools necessary to understand and implement advanced cybersecurity concepts using the Python programming language. One of the standout features of Black Hat Python, 2nd Edition, is its focus on practicality. The book provides real-world examples and hands-on exercises that allow readers to apply the concepts learned to practical hacking scenarios. By following along with the provided code and step-by-step instructions, readers gain a deeper understanding of how Python can be leveraged for offensive security purposes. The book covers a wide range of topics, including network scanning, packet sniffing, exploiting vulnerabilities, building trojans, web hacking, and more. It explores various Python libraries and frameworks that are instrumental in performing these tasks effectively. The author, Justin Seitz, demonstrates a wealth of knowledge and presents complex topics in a manner that is accessible and engaging. Black Hat Python, 2nd Edition, places a strong emphasis on ethical hacking and responsible use of the techniques discussed. It highlights the importance of obtaining proper authorization and conducting assessments within legal boundaries. This approach ensures that readers develop a strong ethical framework while honing their technical skills. The book's organization and structure are commendable. It gradually progresses from foundational Python programming concepts to more advanced topics, allowing beginners to follow along and grasp the material. Each chapter builds upon the previous ones, creating a cohesive learning experience. Seitz's writing style is clear, concise, and engaging, making complex concepts easier to understand. The book strikes a good balance between theoretical explanations and practical demonstrations, ensuring that readers not only comprehend the underlying concepts but also know how to apply them effectively. One minor limitation is that due to the rapidly evolving nature of cybersecurity, some of the specific tools and techniques discussed in the book may become outdated over time. However, the foundational knowledge and programming skills gained through Black Hat Python, 2nd Edition, remain invaluable for adapting to new technologies and methodologies. In conclusion, Black Hat Python, 2nd Edition, is a highly recommended resource for aspiring ethical hackers, pentesters, and anyone interested in cybersecurity. With its practical approach, extensive coverage of Python hacking techniques, and emphasis on ethical use, this book equips readers with the necessary skills to navigate the world of offensive security effectively. Justin Seitz's expertise and ability to explain complex topics make this book a must-have reference for anyone looking to strengthen their Python programming skills for cybersecurity purposes.
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Reviewed in the United States on June 13, 2023
T
Verified Purchase
Tom
Draper, US
★★★★★ 5
Great read for students
Format: Paperback
Studying cybersecurity, I thought "Black Hat Python, 2nd Edition" by Justin Seitz and Tim Arnold was quite helpful. This book makes difficult ideas far simpler by combining theory with practical examples. The revised material maintains it current given the cybersecurity issues of today. The practical uses it goes over, such as scraping and sniffing, which are essential skills for anyone working in the field. Whether you're brand-new or seasoned, the simple explanations make it easy to follow. Any student studying cybersecurity should not miss this book since it provides the ideal combination of knowledge and useful abilities through guided projects.
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Reviewed in the United States on June 4, 2024
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Rayner
Louisville, US
★★★★★ 5
Python cybersecurity
Format: Paperback
Best book for entry level cybersecurity professional new to python.
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Reviewed in the United States on September 6, 2025

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