DS-2CD2023G2-LI2U(2.8mm) - is a bullet camera with 2.8mm lens is a bullet IP camera designed for intelligent and reliable video surveillance in the professional field. It offers Full HD 2 MP resolution with clear and detailed images, supported by real WDR 120 dB for optimal management of strong light contrasts. Thanks to Acusense technology with deep learning, it guarantees advanced classification of people and vehicles , drastically reducing false alarms. It integrates Smart Hybrid Light with IR and white light up to 40 m , ensuring effective visibility day and night. Integrated dual microphone allows high-quality audio for even more complete security, while IP67 protection also makes it ideal for outdoor installations. Hikvision
BUSQUE INSTALADOR
DS-2CD2023G2-LI2U(2.8mm) – FIXED LENS BULLET CAMERA 2.8mm 2MP - HUMAN AND VEHICLE DETECTION - DEEP LEARNING FUNCTION
The Hikvision DS-2CD2023G2-LI2U with 2.8mm lens is a bullet IP camera designed for intelligent and effective video surveillance in residential and professional contexts. It offers Full HD 2 MP resolution with sharp, well-defined images, supported by 120 dB real WDR for optimal management of strong light contrasts. Acusense technology with deep learning enables advanced classification of people and vehicles , reducing false alarms. It integrates Smart Hybrid Light with IR and white light up to 40 m for reliable day and night vision. A built-in dual microphone ensures high-quality audio , while IP67 protection ensures resistance and reliability even in outdoor environments.
Main features:
- 2 MP Full HD resolution (1920×1080)
- 2.8mm fixed optics with wide viewing angle
- Acusense technology with intelligent detection of people and vehicles
- Smart Hybrid Light with IR and white light up to 40 m
- Built-in dual microphones for high-quality audio
- IP67 protection for indoor and outdoor installations
Further details
The 2.8 mm fixed lens guarantees a very wide field of view (112° horizontal) , ideal for monitoring large areas with a single camera, improving coverage and reducing blind spots.
Full HD 2 MP 1/2.7" CMOS sensor with 1920×1080 resolution ensures sharp, detailed images, essential for clearly identifying subjects and situations in security settings.
Deep learning-based Acusense technology filters out irrelevant events by focusing on people and vehicles , increasing alarm reliability and system operational efficiency.
Vehicle detection enables advanced management of access, parking and sensitive areas, making the camera ideal for industrial and commercial applications.
Advanced motion detection works in synergy with AI to identify only significant movements, improving the accuracy of recorded and reported events.
The face detection feature helps identify the presence of faces in monitored scenes, improving video analytics and advanced security operations.
Deep learning features support perimeter protection such as line crossing and intrusion, with intelligent classification of people and vehicles for precise control of critical areas.
Support for major network protocols such as TCP/IP, HTTPS, RTSP, ONVIF, IPv4/IPv6 ensures maximum compatibility with professional IP systems and seamless integration into complex network infrastructures.
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Technical data sheet
| DS-2CD2023G2-LI2U(2.8mm) | |
| Room | |
| Image Sensor | 1/2.7" Progressive Scan CMOS |
| Max. Resolution | 1920 × 1080 |
| 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 90°,rotate: 0° to 360° |
| Lens | |
| Lens Type | Fixed focal lens, 2.8 mm |
| Focal Length & FOV | horizontal FOV 112°, vertical FOV 61°, diagonal FOV 132° |
| Lens Mount | M12 |
| Iris Type | Fixed |
| Openings | F1.6 |
| Depth of Field | 2.8 m to ∞ |
| 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: 25fps (1920×1080, 1280×720) 60 Hz: 24fps (1920×1080, 1280×720) |
| Sub-Stream |
50Hz: 25fps (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 8 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 | |
| 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 |
| Simultaneous Live View |
Up to 6 channels |
| API | ONVIF (Profile S, Profile G, Profile T),ISAPI,SDK,ISUP |
| 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 |
| 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 |
| Wide Dynamic Range (WDR) |
120 dB |
| SNR | ≥ 52 dB |
| Day/Night Switch |
Day, Night, Auto, Schedule |
| 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%, 0.5 A, max. 6 W, reverse polarity protection, Ø5.5 mm coaxial power plug, |
| Material |
Metal |
| Dimension |
Ø74.4 mm × 176.3 mm (Ø2.93" × 6.94") |
| Package Dimension |
234 mm × 120 mm × 117 mm (9.21" × 4.72" × 4.61") |
| Weight |
Approx. 510 g (1.1 lb.) |
| With Package Weight |
Approx. 755 g (1.7 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 |
