---
title: Hikvision 4 MP Powered by Darkfighter Fixed Dome Network Camera - DS-2CD2146G2H-ISU(2.8mm)(eF)
date: 2024-09-06T19:31:32Z
modified: 2026-05-22T09:02:43Z
permalink: "https://tech.co.za/product/hikvision-4-mp-powered-by-darkfighter-fixed-dome-network-camera-ds-2cd2146g2h-isu2-8mmef/"
type: product
status: publish
excerpt: "High quality imaging with 4 MP resolution\\n\\n 	Excellent low-light performance with powered-by-DarkFighter technology\\n\\n 	Clear imaging against strong backlight due to 120 dB true WDR technology\\n\\n 	Efficient H.265+ compression technology\\n\\n 	Focus on human and vehicle targets classification based on deep learning\\n\\n 	Built-in microphone for real-time auto security(-SU)\\n\\n 	Water and dust resistant (IP67) and vandal-resistant (IK10)"
wpid: 504061
product_brand:
  - Hikvision
product_type:
  - simple
product_visibility:
  - featured
product_cat:
  - CCTV
featured_image: "https://tech.co.za/wp-content/uploads/2024/09/半球61-红外反射式补光-正面.png.thumb_.1280.1280.jpg"
featured_image_alt: Hikvision dome security camera, close-up view.
---

**Camera**

- **Image Sensor** 1/3″ Progressive Scan CMOS
- **Max. Resolution** 2688 × 1520
- **Min. Illumination** Color: 0.001 Lux @ (F1.0, AGC ON), B/W: 0 Lux with IR
- **Shutter Time** 1/3 s to 1/100,000 s
- **Day & Night** IR cut filter
- **Angle Adjustment** Pan: 0° to 355°,tilt: 0° to 75°,rotate: 0° to 355°

**Lens**

- **Lens Type** Fixed focal lens, 2.8 mm
- **Focal Length & FOV** 2.8 mm, horizontal FOV 100.2°, vertical FOV 54.7°, diagonal FOV 119.7°
- **Lens Mount** M12
- **Iris Type** Fixed
- **Aperture** F1.0

**DORI**

2.8mm: D: 63 m, O: 25 m, R: 12 m, I: 6 m

**Illuminator**

- **Supplement Light Type** IR
- **Supplement Light Range** Up to 30 m
- **Smart Supplement Light** Yes
- **IR Wavelength** 850 nm

**Video**

- **Main Stream** 50 Hz: 25 fps (2688 × 1520, 1920 × 1080, 1280 × 720)60 Hz: 30 fps (2688 × 1520, 1920 × 1080, 1280 × 720)
- **Sub-Stream** 50 Hz: 25 fps (1280 × 720, 640 × 480, 640 × 360)60 Hz: 30 fps (1280 × 720, 640 × 480, 640 × 360)
- **Third Stream** 50 Hz: 10 fps (1920 × 1080, 1280 × 720, 640 × 480, 640 × 360)60 Hz: 10 fps (1920 × 1080, 1280 × 720, 640 × 480, 640 × 360) \*Third stream is supported under certain settings.
- **Video Compression** Main stream: H.265/H.264/H.265+/H.264+Sub-stream: H.265/H.264/MJPEG, Third stream: H.265/H.264 \*Third stream is supported under certain settings.
- **Video Bit Rate** 32 Kbps to 8 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)** 1 fixed region for main stream and sub-stream

**Audio**

- **Audio Compression** -SU: G.711ulaw/G.711alaw/G.722.1/G.726/MP2L2/PCM/MP3/AAC-LC
- **Audio Bit Rate** -SU: 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** -SU: 8 kHz/16 kHz/32 kHz/44.1 kHz/48 kHz
- **Environment Noise Filtering** -SU: Yes

**Network**

- **Protocols** TCP/IP, ICMP, HTTP, HTTPS, FTP, DHCP, DNS, DDNS, RTP, RTSP, NTP, UPnP, SMTP, IGMP, 802.1X, QoS, IPv4, IPv6, UDP, Bonjour, SSL/TLS, PP PoE, SNMP, ARP, WebSocket, Web Sockets
- **Simultaneous Live View** Up to 6 channels
- **API** Open Network Video Interface (PROFILE S, PROFILE G, PROFILE T), ISAPI, SDK
- **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 1.1/1.2, WSSE and digest authentication for Open Network Video Interface
- 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 11Plug-in free live view: Chrome 57.0+, Firefox 52.0+, Edge 89+Local service: Chrome 57.0+, Firefox 52.0+, Edge 89+

**Image**

- **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
- **SNR** ≥ 52 dB
- **Image Enhancement** BLC, HLC, 3D DNR
- **Privacy Mask** 4 programmable polygon privacy masks

**Interface**

- **Ethernet Interface** 1 RJ45 10 M/100 M self-adaptive Ethernet port
- **On-Board Storage** Built-in memory card slot, support microSD/micro SDHC/micro SDXC card, up to 512 GB
- **Built-in Microphone** -SU: Yes
- **Audio** -SU: 1 input (line in), two-core terminal block, max. input amplitude: 3.3 Vpp, input impedance: 4.7 KΩ, interface type: non-equilibrium-SU: 1 output (line out), two-core terminal block, max. output amplitude: 3.3 Vpp, output impedance: 100 Ω, interface type: non-equilibrium
- **Alarm** -SU: 1 input, 1 output (max. 12 VDC, 30 mA)
- **Reset Key** Yes

**Event**

- **Basic Event** Motion detection (support alarm triggering by specified target types (human and vehicle)), video tampering alarm, exception
- **Smart Event** Scene change detection
- **Linkage** Upload to NAS/memory card/FTP, notify surveillance center, trigger recording, trigger capture, send email, audible warning

**Deep Learning Function**

- **Face Capture** Yes
- **Perimeter Protection** Line crossing, intrusion, region entrance, region exiting, Support alarm triggering by specified target types (human and vehicle)

**General**

- **Power** 12 VDC ± 25%, 0.6 A, max. 7.2 W,Ø5.5 mm coaxial power plug, reverse polarity protection, PoE: IEEE 802.3af, Class 3, max. 8.5 W
- **Material** Cover: aluminum alloy, main body: aluminum alloy
- **Dimension** Ø121.5 mm × 97.6 mm (Ø4.8″ × 3.8″)
- **Package Dimension** 150 mm × 150 mm × 141 mm (5.9″ × 5.9″ × 5.6″)
- **Weight** Approx. 550 g (1.2 lb.)
- **With Package Weight** Approx. 800 g (1.8 lb.)
- **Storage Conditions** -30 °C to 60 °C (-22 °F to 140 °F). Humidity 95% or less (non-condensing)
- **Startup and Operating Conditions** -30 °C to 60 °C (-22 °F to 140 °F). Humidity 95% or less (non-condensing)
- **Language** 33 languages, English, Russian, Estonian, Bulgarian, Hungarian, Greek, German, Italian, Czech, Slovak, French, Polish, Dutch, Portuguese, Spanish, Romanian, Danish, Swedish, Norwegian, Finnish, Croatian, Slovenian, Serbian, Turkish, Korean, Traditional Chinese, Thai, Vietnamese, Japanese, Latvian, Lithuanian, Portuguese (Brazil), Ukrainian
- **General Function** Heartbeat, mirror, flash log, password reset via email, pixel counter, anti-banding

**Approval**

- **EMC** CE-EMC: EN 55032:2015+A1:2020, EN 50130-4:2011+A1:2014, EN IEC 61000-3-2:2019+A1:2021, EN 61000-3-3:2013+A1:2019+A2:2021
- **Safety** UL: UL 62368-1,CB: IEC 62368-1: 2014+A11,CE-LVD: EN 62368-1: 2014/A11: 2017
- **Environment** CE-RoHS: 2011/65/EU
- **Protection** IP67: IEC 60529-2013,IK10: IEC 62262:2002