DS-2CD2783G2-LIZS2U(2.8-12mm) - IP dome camera is a professional solution for advanced video surveillance, ideal for indoor and outdoor environments. It offers 8 MP resolution with clear images even in critical conditions thanks to 120 dB true WDR . The 2.8–12 mm motorized varifocal lens allows precise adjustment of the field of view for every installation requirement. It integrates AcuSense technology with artificial intelligence for accurate classification of people and vehicles. The Smart Hybrid Light system with IR and white light up to 40 m ensures optimal visibility day and night. Robust structure with IP67 and IK10 protection for maximum reliability over time. Hikvision
DS-2CD2783G2-LIZS2U(2.8-12mm) – DOME CAMERA VARIFOCAL LENS 2.8-12mm 8MP - HUMAN AND VEHICLE DETECTION - DEEP LEARNING FUNCTION

The Hikvision DS-2CD2783G2-LIZS2U is a professional IP dome camera designed for advanced video surveillance systems. It guarantees clear 8 MP images even in high-contrast conditions thanks to 120 dB true WDR . The 2.8–12 mm motorized varifocal lens allows for precise remote adjustment of the field of view. AcuSense technology with artificial intelligence improves analysis by distinguishing people and vehicles. The Smart Hybrid Light system with IR and white light up to 40 m ensures optimal visibility day and night. Robust construction also ideal for outdoor environments.
Main features:
- Resolution 8 MP (3840 × 2160)
- Motorized varifocal optics 2.8–12 mm
- AcuSense technology with deep learning
- Smart Hybrid Light with IR and white light up to 40 m
- Real WDR 120 dB
- H.265+ video compression
- IP67 and IK10 protection
Further details
The 2.8–12 mm lens allows flexible remote adjustment of the field of view, adapting the camera to different installation contexts and ensuring maximum framing precision .
8 MP 1/3" 3840 × 2160 CMOS sensor delivers sharp, detailed images, ideal for professional and security visual recognition .
The vehicle detection function allows for accurate monitoring of cars and vehicles, ideal for parking lots, access points and sensitive areas.
Advanced motion detection is AI-powered to distinguish significant events from insignificant motion.
Deep learning features include perimeter protection and advanced event analytics, increasing the overall security posture.
Support for numerous network protocols (ONVIF, TCP/IP, HTTPS, RTSP, IPv4/IPv6) ensures full integration with modern IP video surveillance systems.
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Technical data sheet
| DS-2CD2783G2-LIZS2U(2.8-12mm) | |
| 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 355°,tilt: 0° to 75°,rotate: 0° to 355° |
| Lens | |
| Lens Type | Varifocal lens, motorized lens, 2.8 to 12 mm |
| Focal Length & FOV | horizontal FOV 106.5° to 30.2°, vertical FOV 55.7° to 17°, diagonal FOV 128.5° to 34.7° |
| Lens Mount | Ø14 |
| Iris Type | Fixed |
| Openings | F1.6 |
| Illuminator | |
| Supplement Light Type | IR, White Light |
| Supplement Light Range | Up to 40 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: Dual arrayed-microphone 1 input (line in), two-core terminal block, max. input amplitude: 3.3 Vpp, input impedance: 4.7 KΩ, interface type: non-equilibrium, 1 output (line out), two-core terminal block, max. output amplitude: 3.3 Vpp, output impedance: 100 Ω, interface type: non-equilibrium |
| Alarm | 1 input, 1 output (max. 24 VDC/24 VAC, 1 A) |
| 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%, 0.88 A, max. 10.56 W,Ø5.5 mm coaxial power plug,reverse polarity protection, |
| Material |
Metal |
| Dimension |
Ø121.5 mm × 97.6 mm (Ø4.78" × 3.84") |
| Package Dimension |
150 mm × 150 mm × 141 mm (5.9" × 5.9" × 5.5") |
| Weight |
Approx. 620 g (1.4 lb.) |
| With Package Weight |
Approx. 880 g (1.9 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,IK10: IEC 62262:2002 |


