DS-2CD2583G2-LI2U(2.8mm) - is a compact IP mini dome designed for intelligent and discreet video surveillance in indoor and outdoor environments.
The 8 MP sensor combined with the 2.8mm fixed wide-angle lens with a viewing angle of up to 112° ensures clear images and wide coverage.
AcuSense deep learning technology enables accurate classification of people and vehicles , reducing false alarms.
The Smart Hybrid Light system with IR and white light up to 30 m ensures effective visibility even in low light conditions.
The integrated dual microphone , 120 dB real WDR , H.265+ compression and IP67 protection with IK08 resistance complete the features, ideal for reliable and continuous use. Hikvision
DS-2CD2583G2-LI2U(2.8mm) – MINI DOME CAMERA FIXED LENS 2.8mm 8MP - HUMAN AND VEHICLE DETECTION - DEEP LEARNING FUNCTION

The Hikvision DS-2CD2583G2-LI2U(2.8mm) is a compact IP mini dome ideal for intelligent video surveillance systems in indoor and outdoor environments.
The 8 MP sensor with 2.8mm wide-angle fixed lens ensures sharp images and wide visual coverage.
AcuSense technology with artificial intelligence and deep learning enables accurate classification of people and vehicles , reducing false alarms.
The Smart Hybrid Light system with infrared and white light up to 30 m ensures effective visibility even at night.
The integrated dual microphone , real 120 dB WDR , H.265+ compression and IP67 protection with IK08 resistance complete the features.
Main features:
- Resolution 8 MP (3840 × 2160)
- 2.8mm wide-angle fixed lens
- AcuSense AI technology with people and vehicle classification
- Smart Hybrid Light with IR and white light up to 30 m
- Built-in dual microphone with noise reduction
- 120dB true WDR for balanced images
- Highly efficient H.265+ video compression
- IP67 protection and IK08 resistance
Further details
The 2.8mm wide-angle fixed lens offers a wide field of view up to 112° , ideal for surveillance of large environments with uniform and detailed images even at short distances.
The 8 MP ( 3840 × 2160 ) sensor ensures sharp and stable images , optimized for visual identification in residential and professional contexts.
AcuSense AI technology uses deep learning to filter out irrelevant events and dramatically reduce false alarms.
Vehicle detection allows for effective control of access, parking and transit areas, distinguishing vehicles from other movements.
Advanced motion detection with AI classification triggers notifications only when there is significant movement of people or vehicles.
Built-in deep learning algorithms handle perimeter protection , intrusion detection, and line crossing with high accuracy.
Wide compatibility thanks to the support of the main network protocols such as ONVIF (Profile S/G), TCP/IP, HTTPS, RTSP, IPv4/IPv6 , for perfect integration into professional video surveillance systems.
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Technical data sheet
| DS-2CD2583G2-LI2U(2.8mm) | |
| Room | |
| Image Sensor | 1/2.8" Progressive Scan CMOS |
| Max. Resolution | 3840 × 2160 |
| Min. Illumination | Color: 0.005 Lux @ (F1.6, AGC ON),0 Lux with light |
| Shutter Time | 1/3 s to 1/100,000 s |
| Day & Night | IR cut filter |
| Angle Adjustment | Pan: 0° to 360°,tilt: 0° to 75°,rotate: 0° to 360° |
| Lens | |
| Lens Type | Fixed focal lens, 2.8 mm |
| Focal Length & FOV | horizontal FOV 108°, vertical FOV 59°, diagonal FOV 127° |
| Lens Mount | M12 |
| Iris Type | Fixed |
| Openings | F1.6 |
| Depth of Field | 1.4 m to ∞ |
| Illuminator | |
| Supplement Light Type | IR, White Light |
| Supplement Light Range | Up to 30 m |
| Smart Supplement Light | Yes |
| IR Wavelength | 850mm |
| Video | |
| Main Stream | 50 Hz: 20 fps (3840 × 2160) 25 fps (3200 × 1800, 2688 × 1520, 1920 × 1080, 1280 × 720) 60 Hz: 20 fps (3840 × 2160) 30 fps (3200 × 1800, 2688 × 1520, 1920 × 1080, 1280 × 720) |
| Sub-Stream |
50Hz: 25fps (1280×720, 640×480, 640×360) |
| Third Stream |
50Hz: 10fps (1920×1080, 1280×720, 640×480, 640×360) |
| Video Compression |
Main stream: H.265/H.264/H.264+/H.265+, |
| 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 |
| Region of Interest (ROI) |
1 fixed region for main stream and sub-stream |
| Scalable Video Coding (SVC) |
H.264 and H.265 encoding |
| Target Cropping |
Yes |
| Audio | |
| Audio Compression |
G.711/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 160 Kbps (MP2L2)/8 to 320 Kbps (MP3)/16 to 64 Kbps (AAC-LC) |
| Audio Sampling Rate |
8 kHz/16 kHz/32 kHz/48 kHz |
| Environment Noise Filtering |
Yes |
| Network | |
| 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, SNMP, WebSocket, WebSockets |
| Simultaneous Live View |
Up to 6 channels |
| API | ONVIF (Profile S, Profile G, Profile T),ISAPI,SDK,ISUP |
| Security |
Password protection, complicated password, HTTPS encryption, IP address filter, Security Audit Log, basic and digest authentication for HTTP/HTTPS, TLS 1.1/1.2/1.3, WSSE and digest authentication for Open Network Video Interface |
| User/Host |
Up to 32 users. |
| Client |
iVMS-4200,Hik-Connect,Hik-Central |
| Network Storage |
NAS (NFS, SMB/CIFS),Auto Network Replenishment (ANR), |
| Web Browser |
Plug-in required live view: IE 11, |
| Image | |
| Image Parameters Switch |
Yes |
| Day/Night Switch |
Day, Night, Auto, Schedule |
| Image Settings |
Rotate mode |
| Wide Dynamic Range (WDR) |
120 dB |
| SNR | ≥ 52 dB |
| Image Enhancement | BLC, HLC, 3D DNR |
| Privacy Mask |
8 programmable polygon privacy masks |
| Interface | |
| Ethernet Interface | 1 RJ45 10M/100M self-adaptive Ethernet port |
| On-Board Storage | Built-in memory card slot, support microSD/microSDHC/microSDXC card, up to 512GB |
| Built-in Microphone | Built-in Microphone: Arrayed dual-microphone |
| 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/NAS/memory card,notify surveillance center,send email,trigger recording,trigger capture |
| Deep Learning Function | |
| Perimeter Protection | Line crossing, intrusion Support alarm triggering by specified target types (human and vehicle) |
| General | |
| Power |
12 VDC ± 25%, 0.54 A, max. 6.5 W,Ø5.5 mm coaxial power plug,reverse polarity protection, |
| Material |
Base: aluminum, cover: plastic |
| Dimension |
Ø110 mm × 59.2 mm (Ø4.33" × 2.33") |
| Package Dimension |
150 mm × 150 mm × 141 mm (5.9" × 5.5" × 5.5") |
| Weight |
Approx. 390 g (0.9 lb.) |
| With Package Weight |
Approx. 625 g (1.4 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, password protection, 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 RCM: AS/NZS CISPR 32: 2015, IC: ICES-003: Issue 7, KC: KN32: 2015, KN35: 2015 |
| Safety | CB: IEC 62368-1: 2014+A11, CE-LVD: EN 62368-1: 2014/A11: 2017 BIS: IS 13252 (Part 1): 2010/IEC 60950-1: 2005, LOA: IEC/EN 60950-1 |
| Environment |
CE-RoHS (2011/65/EU) |
| Protection |
IP67: IEC 60529-2013,IK08: IEC 62262:2002 |


