DS-2CD2T43G2-LIS2U/SRB(4mm) - is a professional IP bullet camera designed for active video surveillance of outdoor and perimeter areas. It guarantees detailed images thanks to the 4 MP resolution and excellent performance even in strong backlighting with the real 120 dB WDR . It is equipped with a 4 mm fixed lens , ideal for a perfect balance between width of vision and depth of detail. AcuSense technology with artificial intelligence allows advanced detection of people and vehicles, reducing false alarms. The Smart Hybrid Light system with IR, white light, red/blue strobe and acoustic warning performs a powerful deterrent function. Metal structure with IP67 protection for total reliability outdoors. Hikvision
DS-2CD2T43G2-LIS2U/SRB(4mm) – 4mm 4MP FIXED LENS BULLET CAMERA - HUMAN AND VEHICLE DETECTION - DEEP LEARNING FUNCTION - ACTIVE ALARM

The Hikvision DS-2CD2T43G2-LIS2U/SRB is a professional IP bullet camera designed for active video surveillance of outdoor and perimeter environments. It guarantees extremely detailed images thanks to 4 MP resolution and high performance even in strong backlighting conditions with true 120 dB WDR . It is equipped with a 4 mm fixed lens , ideal for a perfect balance between wide vision and depth of detail. AcuSense technology with artificial intelligence enables advanced detection of people and vehicles, reducing false alarms. The Smart Hybrid Light system with IR, white light, red/blue strobe and audible warning performs an effective active deterrent function. Metal structure with IP67 protection for total reliability outdoors.
Main features:
- Resolution 4 MP (2688×1520)
- 4mm fixed optics
- AcuSense technology with deep learning
- Intelligent detection of people and vehicles
- Smart Hybrid Light with IR, white light and red/blue strobe
- Integrated acoustic warning with speaker
- Real WDR 120 dB
- Built-in dual microphone
- H.265+ video compression
- IP67 protection for outdoor use
Further details
The 4mm professional lens offers an excellent compromise between field of view (82° horizontal) and depth of field, ideal for precise monitoring of perimeters, accesses and external areas with high definition of detail.
4 MP 2688×1520 Progressive Scan CMOS sensor delivers sharp, detailed images, perfect for advanced video analytics and accurate subject identification.
The vehicle detection function allows for accurate monitoring of cars and vehicles in transit, ideal for car parks, entrances and sensitive areas.
Intelligent motion detection is optimized by AI to distinguish significant from insignificant movements.
Deep learning features include perimeter protection with line crossing and intrusion detection, with targeted classification of people and vehicles.
Support for the main network protocols (ONVIF Profile S/G, TCP/IP, HTTPS, RTSP, IPv4/IPv6) guarantees maximum compatibility and integration with IP video surveillance systems.
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Technical data sheet
| DS-2CD2T43G2-LIS2U/SRB(4mm) | |
| Room | |
| Image Sensor | 1/3" Progressive Scan CMOS |
| Max. Resolution | 2688 × 1520 |
| 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, 2.8mm |
| Focal Length & FOV | horizontal FOV 82°, vertical FOV 45°, diagonal FOV 96° |
| 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 60 m |
| Smart Supplement Light | Yes |
| IR Wavelength | 850mm |
| Video | |
| Main Stream | 50 Hz: 25 fps (2688 × 1520, 1920 × 1080, 1280 × 720) 60 Hz: 30 fps (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 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 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 |
| Simultaneous Live View |
Up to 6 channels |
| API | ONVIF (Profile S, Profile G),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 |
| 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 |
| Reset Key | Yes |
| Built-in Speaker | 1 built-in speaker, Max. power consumption: 2 W, max. sound pressure level: 10 cm: 120 dB. |
| Audio | Built-in Microphone: Arrayed dual-microphone 1 input (line in), max. input amplitude: 3.3 Vpp, input impedance:4.7 KΩ, interface type: non-equilibrium 1 output (line out), 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 |
| 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%, 1.4 A, max. 17 W,Ø5.5 mm coaxial power plug,reverse polarity protection, |
| Material |
Metal |
| Dimension |
88.7 mm × 93.1 mm × 286.7 mm (3.5" × 3.7" × 11.3") |
| Package Dimension |
386 mm × 156 mm × 155 mm (15.2" × 6.1" × 6.1") |
| Weight |
Approx. 1150 g (2.5 lb.) |
| With Package Weight |
Approx. 1640 g (3.6 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 |
SRB models: 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, 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 LOA: IEC/EN 60950-1 |
| Environment |
CE-RoHS (2011/65/EU) |
| Protection |
IP67: IEC 60529-2013 |


