DS-2CD23123G2-LIS2UY/SRB - is a 12 MP turret IP camera with a 2.8 mm F1.6 fixed lens and a 94.2° horizontal field of view, ideal for high-definition UHD video surveillance. It integrates AcuSense 3.0 with intelligent classification of people and vehicles , Smart Hybrid Light with IR and white light up to 30 m and WDR 120 dB . The /SRB model features a red and blue strobe light and an audible alarm for active deterrence. It supports Face Capture , Arrayed Dual-Mic , Smart PA Speaker, H.265+ compression, PoE IEEE 802.3at , microSD up to 512 GB and IP67 protection. Hikvision
DS-2CD23123G2-LIS2UY/SRB – 12MP 2.8mm FIXED LENS TURRET CAMERA - ARTIFICIAL INTELLIGENCE - STROBE LIGHT - SMART HYBRID LIGHT

The Hikvision DS-2CD23123G2-LIS2UY/SRB is a 12 MP turret IP camera with a 2.8 mm F1.6 fixed lens and a 94.2° horizontal field of view, ideal for high-definition UHD video surveillance. It integrates AcuSense 3.0 with intelligent people and vehicle classification, Smart Hybrid Light with IR and white light up to 30 m and 120 dB WDR . The /SRB model offers red and blue strobe light and audible alarm for active deterrence. It also features Face Capture , Arrayed Dual-Mic , Smart PA Speaker, H.265+ compression, PoE IEEE 802.3at , microSD up to 512 GB and IP67 protection.
Main features:
- Resolution: 12 MP
- Lens: 2.8mm F1.6
- AcuSense 3.0: People and Vehicles
- Smart Hybrid Light: up to 30 m
- Face Capture: Supported
- Audio: Dual-Mic + speaker
- Alarm: red/blue + audio
- PoE: IEEE 802.3at
- Protection: IP67
Further details
2.8mm fixed lens with F1.6 aperture , 94.2° horizontal, 51.1° vertical and 110.2° diagonal field of view , designed to offer wide coverage of the monitored area with high brightness.
1 /1.8" Progressive Scan CMOS sensor with maximum resolution of 12 MP (4608 × 2592 pixels) up to 20 fps, ideal for obtaining sharp and detailed UHD images.
It integrates Artificial Intelligence algorithms based on Deep Learning for the automatic classification of people and vehicles , improving the detection accuracy and management of security events.
It combines IR illumination and white light with 3 supplementary lighting modes and a range of up to 30 meters , adapting night vision to different video surveillance conditions.
Hikvision AcuSense 3.0 technology uses deep learning algorithms to identify and classify people and vehicles , allowing alarms to be more relevant to the monitored targets.
S It supports the intelligent Face Capture function to acquire faces present in the scene, expanding the camera's video analysis capabilities.
THE Integrates Arrayed Dual-Mic with ambient noise filtering and 2W Smart PA Speaker , with a maximum sound pressure of 110 dB at 10 cm , as well as audio input and output.
The /SRB model features a red and blue strobe light and active audible alarm for visual and audible deterrence, as well as 1 alarm input and 1 alarm output .
It offers Deep Learning-based perimeter protection with line crossing, intrusion, area entry and exit detection , supporting alarm triggering for person and vehicle targets .
It supports IEEE 802.3at Class 4 PoE power with a maximum power consumption of 18W , allowing power and data to be transmitted over a single Ethernet cable to simplify wiring.
It integrates 10/100 Mbps Ethernet RJ45 port, IPv4/IPv6 protocols, HTTPS, RTSP and ONVIF Profile S/G/T support; allows up to 6 simultaneous Live Views , NAS storage with ANR and is compatible with Hik-Connect, iVMS-4200 and Hik-Central .
Technical data sheet
| DS-2CD23123G2-LIS2UY/SRB | |
| Room | |
| Image Sensor | 1/1.8" Progressive Scan CMOS |
| Max. Resolution | 4608 × 2592 |
| 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 94.2°, vertical FOV 51.1°, diagonal FOV 110.2° |
| Lens Mount | M16 |
| Iris Type | Fixed |
| Openings | F1.6 |
| Depth of Field | 2.9 m to ∞ |
| Illuminator | |
| Supplement Light Type | White Light, IR |
| Supplement Light Range | Up to 30 m |
| Smart Supplement Light | Yes |
| IR Wavelength | 850mm |
| Video | |
| Main Stream | 50 Hz: 20 fps (4608 × 2592) 25 fps (3840 × 2160, 2688 × 1520, 1920 × 1080, 1280 × 720) 60 Hz: 20 fps (4608 × 2592) 30 fps (3840 × 2160, 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 20 Mbps |
| H.264 Type |
Baseline Profile, Main Profile, High Profile |
| H.265 Type |
Main Profile |
| Scalable Video Coding (SVC) |
H.264 and H.265 encoding |
| Bit Rate Control |
CBR,VBR |
| Region of Interest (ROI) |
1 fixed regions for each stream |
| Target Cropping |
Yes |
| Audio | |
| Audio Type | Mono sound |
| 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 192 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, SRTP, SFTP |
| Simultaneous Live View |
Up to 6 channels |
| API | ONVIF (Profile S, Profile G, Profile T),ISAPI,SDK,ISUP |
| User/Host |
Up to 32 users. |
| Security |
IP address filter, basic and digest authentication for HTTP/HTTPS, TLS 1.3, host authentication (MAC address), watermark, RTP/RTSP over HTTPS, complicated password, AES128/256, Password protection, WSSE and digest authentication for Open Network Video Interface, TLS 1.2, 802.1X authentication(EAP-LEAP,EAP-TLS,EAP-MD5,EAP-PEAP), control timeout settings, HTTPS encryption, security audit log |
| Client |
iVMS-4200,Hik-Connect,Hik-Central |
| Network Storage |
NAS (NFS, SMB/CIFS) |
| Web Browser |
Free live view plug-ins: Chrome 80+, Firefox 80+, Edge 89+, |
| Image | |
| Image Parameters Switch |
Yes |
| Image Settings |
Saturation, brightness, contrast, sharpness, gain, white balance, adjustable by client software or web browser |
| Image Enhancement | BLC,HLC,3D DNR,Distortion Correction,Defog |
| Day/Night Switch |
Day, Night, Auto, Schedule |
| Wide Dynamic Range (WDR) |
120 dB |
| SNR | ≥ 52 dB |
| Privacy Mask |
4 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 Speaker | Max. power consumption: 2 W, max. sound pressure level: 10 cm: 110 dB. |
| Audio | Built-in Microphone: Arrayed dual-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) |
| Event | |
| Basic Event | Motion detection (support alarm triggering by specified target types (human and vehicle)), video tampering alarm, exception, alarm input and output |
| Smart Event | Scene change detection |
| Linkage | Upload to FTP/NAS/memory card,notify surveillance center,trigger recording,trigger capture,send email |
| Deep Learning Function | |
| Face Capture | No |
| Perimeter Protection | Line crossing, intrusion, region entrance, region exiting Support alarm triggering by specified target types (human and vehicle) |
| General | |
| Power |
12 VDC ± 25%, 1.34 A, max. 16 W,Ø5.5 mm coaxial power plug,reverse polarity protection, |
| Material |
Metal |
| Dimension |
Ø127.3 mm × 96.3 mm (Ø5" × 3.8") |
| Package Dimension |
170 mm × 170 mm × 160 mm (6.7" × 6.7" × 6.3") |
| Weight |
Approx. 590 g (1.1 lb.) |
| With Package Weight |
Approx. 820 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 |
| Flashing Light |
Red and Blue Light |
| 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 |
| Safety | CB: IEC 62368-1: 2014+A11, CE-LVD: EN 62368-1: 2014/A11: 2017 |
| Environment |
CE-RoHS (2011/65/EU) |
| Protection |
IP67: IEC 60529-2013 |
| Anti-Corrosion Protection |
NEMA 4X (NEMA 250-2018) |


