The DS-2CD2143G2-IU is a 4MP AcuSense fixed dome network camera designed for commercial surveillance applications that require intelligent event filtering, built-in audio recording, dependable low-light performance, and durable outdoor protection.
The camera captures video at up to 2688 × 1520 resolution and is available with 2.8 mm or 4 mm fixed lens options. Human and vehicle classification helps focus supported motion and perimeter events on relevant targets, improving event review around entrances, walkways, parking areas, lobbies, and other business environments.
Smart IR illumination provides nighttime visibility up to 30 meters, while 120 dB WDR, BLC, HLC, and 3D DNR help maintain usable image detail in scenes with strong backlight, shadows, or changing lighting conditions.
The integrated microphone supports synchronized audio recording through compatible surveillance systems. The camera also includes H.265+ compression, onboard microSD storage up to 512 GB, IEEE 802.3af PoE, ONVIF Profile S/G support, IP67 weather protection, and IK10 impact resistance.
Built for Public and Commercial Areas
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4MP Video Resolution – Captures video at up to 2688 × 1520 resolution for detailed commercial monitoring.
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Human and Vehicle Classification – AcuSense technology helps focus supported events on people and vehicles.
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Built-in Microphone – Adds synchronized audio recording through compatible NVR and video management systems.
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Smart IR Night Vision – Supports nighttime monitoring up to 30 meters.
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Strong Backlight Performance – 120 dB WDR helps preserve image detail in high-contrast scenes.
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Durable Dome Housing – IP67 weather protection and IK10 impact resistance support exposed and public-facing installations.
Technical Specifications
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Maximum Resolution: 4MP, 2688 × 1520
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Maximum Frame Rate: Up to 30 fps
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Lens Options: 2.8 mm or 4 mm fixed lens
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Horizontal Field of View: 103° with 2.8 mm lens; 84° with 4 mm lens
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Night Vision: Smart IR up to 30 m
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Wide Dynamic Range: 120 dB
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Audio: Built-in microphone
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Onboard Storage: microSD card support up to 512 GB
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Video Compression: H.265+, H.265, H.264+, and H.264
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System Compatibility: ONVIF Profile S/G, ISAPI, SDK, and ISUP
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Power: 12 VDC and IEEE 802.3af PoE
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Protection Ratings: IP67 and IK10
Recommended Applications
- Retail Store Entrances
- Office Building Lobbies
- Apartment Common Areas
- Commercial Walkways
- Parking Garage Access Areas
- School Hallways
- Healthcare Facility Corridors
- Warehouse Personnel Entrances
| Camera |
| Image Sensor |
1/3" Progressive Scan CMOS |
| Max. Resolution |
2688 × 1520 |
| Min. Illumination |
Color:0.005 Lux @ (F1.6, 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 |
| Focal Length & FOV |
2.8 mm:Horizontal FOV 103°, Vertical FOV 55°, Diagonal FOV 122°
4 mm:Horizontal FOV 84°, Vertical FOV 45°, Diagonal FOV 100° |
| Lens Mount |
M12 |
| Iris Type |
Fixed |
| Aperture |
F1.6 |
| DORI |
| DORI |
2.8 mm:D: 67 m, O: 26 m, R: 13 m, I: 6 m
4 mm:D: 80 m, O: 31 m, R: 16 m, I: 8 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) |
| Video Compression |
Main stream:H.265/H.264/H.264+/H.265+
Sub-stream:H.265/H.264/MJPEG
Third stream:H.265/H.264 |
| 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) |
Yes |
| Region of Interest (ROI) |
1 fixed region for main stream and sub-stream |
| Audio |
| Audio Compression |
G.711ulaw/G.711alaw/G.722.1/G.726/MP2L2/PCM/MP3/AAC-LC |
| Audio Bit Rate |
64Kbps(G.711ulaw/G.711alaw)/16Kbps(G.722.1)/16Kbps(G.726)/16Kbps-64Kbps(AAC-LC)/32-192Kbps(MP2L2)/8-320Kbps(MP3) |
| Audio Sampling Rate |
8 kHz/16 kHz/32 kHz/44.1 kHz/48 kHz |
| Environment Noise Filtering |
Yes |
| Network |
| Protocols |
TCP/IP, ICMP, HTTP, HTTPS, FTP, DHCP, DNS, DDNS, RTP, RTSP, NTP, UPnP, SMTP, IGMP, 802.1X, QoS, IPv6, UDP, Bonjour, SSL/TLS, PPPoE, WebSocket, WebSockets |
| Simultaneous Live View |
Up to 6 channels |
| API |
Open Network Video Interface (Profile S, Profile G), 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 1.1/1.2, WSSE and digest authentication for Open Network Video Interface |
| Network Storage |
NAS (NFS, SMB/CIFS), auto network replenishment (ANR) |
| Client |
iVMS-4200, Mobile App, VMS Platform |
| 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 |
| Image Parameters Switch |
Yes |
| Image Settings |
Rotate, mirror, privacy mask, 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 |
| Interface |
| Ethernet Interface |
1 RJ45 10M/100M self-adaptive Ethernet port |
| On-Board Storage |
Built-in microSD, up to 512 GB |
| Built-in Microphone |
Yes |
| Reset Key |
Yes |
| Event |
| Basic Event |
Motion detection (support alarm triggering by specified target types (human and vehicle)), video tampering alarm, exception |
| Smart Event |
Face detection |
| Linkage |
Upload to FTP/memory card/NAS, notify surveillance center, trigger recording, trigger capture, send email |
| Deep Learning Function |
| Perimeter Protection |
Line crossing, intrusion
Support alarm triggering by specified target types (human and vehicle) |
| General |
| Power |
DC:12 VDC ± 25%, 0.4 A, max. 5 W, Ø5.5 mm coaxial power plug, reverse polarity protection
PoE:802.3af, Class 3, 36 V to 57 V, 0.2 A to 0.15 A, max. 6.5 W |
| Dimension |
Ø121.4 × 92.2 mm (Ø4.8″ × 3.7″) |
| Package Dimension |
150 × 150 × 141 mm (5.9″ × 5.9″ × 5.6″) |
| Weight |
Approx. 570 g (1.3 lb.) |
| With Package Weight |
Approx. 806 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 |
Anti-flicker, heartbeat, password reset via e-mail, pixel counter |
| Approval |
| EMC |
FCC (47 CFR Part 15, Subpart B); CE-EMC (EN 55032: 2015, EN 61000-3-2: 2014, EN 61000-3-3: 2013, EN 50130-4: 2011 +A1: 2014); RCM (AS/NZS CISPR 32: 2015); IC (ICES-003: Issue 6, 2016); KC (KN 32: 2015, KN 35: 2015) |
| Safety |
UL (UL 60950-1); CB (IEC 60950-1:2005 + Am 1:2009 + Am 2:2013); CE-LVD (EN 60950-1:2005 + Am 1:2009 + Am 2:2013); BIS (IS 13252(Part 1):2010+A1:2013+A2:2015) |
| Environment |
CE-RoHS (2011/65/EU); WEEE (2012/19/EU); Reach (Regulation (EC) No 1907/2006) |
| Protection |
IP67 (IEC 60529-2013), IK10 (IEC 62262: 2002) |
Find answers to common questions about compatibility, installation, infrared night vision, recording storage, and AcuSense human and vehicle classification.
Is the DS-2CD2143G2-IU compatible with H-Series NVRs?
Yes. The DS-2CD2143G2-IU is specifically designed for H-Series NVR systems and supports proprietary features such as smart event search, remote viewing, and H.265+ video compression.
Does this camera support ONVIF and third-party NVRs?
Yes. The camera supports ONVIF and ISAPI protocols, allowing integration with many third-party NVRs, video management systems (VMS), and security platforms.
What is the maximum video resolution of this security camera?
The DS-2CD2143G2-IU records in 4MP resolution (2688 × 1520) at up to 30 frames per second, providing sharp images and detailed video evidence.
Does the camera support AI human and vehicle detection?
Yes. Built-in AcuSense AI technology can accurately distinguish people and vehicles from other moving objects, significantly reducing false alarms caused by animals, weather, or environmental movement.
How far can the camera see at night?
The camera features EXIR 2.0 infrared night vision with an effective range of up to 100 feet (30 meters), delivering clear images even in complete darkness.
Is the DS-2CD2143G2-IU suitable for outdoor installation?
Yes. With an IP67 weatherproof rating and IK10 vandal-resistant housing, this camera is built to withstand rain, dust, harsh temperatures, and physical impact in outdoor environments.
Does this security camera have audio recording?
Yes. The camera includes a built-in high-quality microphone that records synchronized audio along with video, providing additional context during security events.
Does the camera support Power over Ethernet (PoE)?
Yes. PoE support allows both power and data transmission through a single Ethernet cable, simplifying installation and reducing wiring costs.
What viewing angle does the 2.8mm lens provide?
The integrated 2.8mm fixed lens delivers approximately a 103° wide-angle field of view, making it ideal for monitoring entrances, offices, retail stores, parking areas, and residential properties.
Can I view the camera remotely from my smartphone?
Yes. When connected to a compatible NVR or network, the camera can be remotely viewed through Hik-Connect and supported mobile applications, allowing live monitoring and playback from virtually anywhere.
