DS-2CD2683G2-LIZS2U(2.8-12mm) - is a professional bullet IP camera designed for high-performance intelligent video surveillance in outdoor environments.
The high-resolution 8 MP sensor combined with the 2.8–12 mm motorized varifocal lens allows for precise framing adjustment to suit any installation scenario.
AcuSense technology with artificial intelligence and deep learning enables advanced classification of people and vehicles , significantly reducing false alarms.
The Smart Hybrid Light system with infrared and long-range white light ensures clear images even in total darkness.
The integrated dual microphone for high-quality audio , 120 dB real WDR , H.265+ compression and IP67 and IK10 protection complete the features, ideal for reliable and long-lasting professional installations. Hikvision
DS-2CD2683G2-LIZS2U(2.8-12mm) – VARIFOCAL LENS BULLET CAMERA 2.8-12mm 8MP - HUMAN AND VEHICLE DETECTION - DEEP LEARNING FUNCTION

The Hikvision DS-2CD2683G2-LIZS2U is a professional bullet IP camera designed for intelligent and flexible video surveillance in outdoor and industrial contexts.
The high-resolution 8 MP sensor combined with the 2.8–12 mm motorized varifocal lens allows for precise adaptation of the frame to different working distances.
AcuSense technology with artificial intelligence and deep learning ensures accurate classification of people and vehicles , reducing false alarms.
The Smart Hybrid Light system with infrared and white light up to 60 m ensures clear images even in total darkness.
The integrated dual microphone , 120 dB real WDR , H.265+ compression and IP67 and IK10 protection complete the features, ideal for reliable professional installations.
Main features:
- Resolution 8 MP (3840 × 2160)
- Motorized varifocal optics 2.8–12 mm
- AcuSense AI technology with people and vehicle detection
- Smart Hybrid Light with IR and white light up to 60 m
- Built-in dual microphone for high-quality audio
- 120dB true WDR for balanced images
- Highly efficient H.265+ video compression
- IP67 and IK10 vandal-proof protection
Further details
The 2.8–12mm motorized varifocal lens allows for precise remote framing adjustment , easily adapting to different distances and installation scenarios.
The 8 MP high definition sensor ( 3840 × 2160 ) ensures clear and stable images , ideal for reliable monitoring in residential and professional environments.
The vehicle detection function allows for accurate control of access, parking and transit areas.
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.
Full 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-2CD2683G2-LIZS2U(2.8-12mm) | |
| Room | |
| Image Sensor | 1/3" 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 90°,rotate: 0° to 360° |
| 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 60 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%, 1.08 A, max. 13 W,Ø5.5 mm coaxial power plug,reverse polarity protection, |
| Material |
Aluminum alloy body |
| Dimension |
298 mm × 97.9 mm × 95.7 mm (11.8" × 3.9" × 3.8") |
| Package Dimension |
385 mm × 190 mm × 180 mm (15.2" × 7.5" × 7.1") |
| Weight |
Approx. 1531 g (3.4 lb.) |
| With Package Weight |
Approx. 2000 g (4.4 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,IK10: IEC 62262:2002 |


