The Hikvision DS-2CD3751G0-IZS is a high-performance, durable network dome camera, ideal for both indoor and outdoor applications. It offers top-tier imaging quality, robust compression, powerful night vision, and advanced AI-based detection capabilities, all wrapped in a tamper-resistant housing and flexible PoE setup.
 
General Highlights
Resolution: 5 MP (2560 × 1920) imaging for crisp detail.
Compression: Supports efficient H.265+, H.265, H.264+, and H.264 formats to optimize bandwidth and storage.
Dynamic Imaging: Equipped with 120 dB Wide Dynamic Range (WDR), 3D Digital Noise Reduction (3D DNR), Backlight (BLC), and Highlight Compensation (HLC) for clear visuals in tough lighting.
PoE Support: Power over Ethernet simplifies installation and reduces cabling.
Rugged Construction: Rated IP67 for weather resistance and IK10 for vandal protection.
 
Camera & Optical Specs
Sensor: 1/2.7" Progressive Scan CMOS
Minimum Illumination:
Color Mode: 0.005 Lux (F1.6, AGC ON)
Infrared (B/W): 0 Lux with IR active
Shutter Speed: Ranges from 1/3 second to 1/100,000 second
Adjustments: Pan 0–355°, Tilt 0–75°, Rotate 0–355°
 
Lens & Field of View (FOV)
Lens Type: Motorized varifocal lens, 2.7–13.5 mm (fixed iris F1.6)
FOV Ranges:
Horizontal: 96° (wide) to 29° (tele)
Vertical: 69° to 22°
Diagonal: 131° to 37°
Mount: Ø14, Fixed Iris
DORI Detection Distances:
Wide: Detect 66 m, Observe 26 m, Recognize 13 m, Identify 7 m
Tele: Detect 200 m, Observe 80 m, Recognize 40 m, Identify 20 m
 
Illuminator (Infrared)
IR Range: Up to 40 m with smart IR capability
Wavelength: 850 nm (Hikvision)
 
Video Streams
Main Stream Resolution & Frame Rate (50/60 Hz):
2560 × 1920 at 20 fps
Lower resolutions up to 30 fps
Sub-Stream: Up to 30 fps at 1280 × 720
Third Stream: 1 fps at 640 × 360
Bitrate Range: 32 Kbps – 16 Mbps
ROI Support: One fixed region for main and sub streams
 
Audio & Network
Audio Formats: G.711ulaw, G.711alaw, G.722.1, G.726, MP2L2, PCM, AAC
Bitrate Options: 16–160 Kbps depending on codec
Noise Filtering: Built-in for clearer sound
Protocols Supported: TCP/IP, HTTP(S), FTP, DHCP, DDNS, RTP/RTSP, NTP, UPnP™, SMTP, IGMP, 802.1X, QoS, IPv4/IPv6, SSL/TLS, Bonjour, and more
Live Channels: Supports up to 6 concurrent streams
User Access Levels: Up to 32 users, with separate admin/operator/user permissions
API: ONVIF-compatible via ISAPI; supports iVMS-4200 and Hik-Connect platforms; browser access with plugin or plugin-free modes
 
Storage & I/O
Local Storage: microSD card slot supporting up to 256 GB
Audio I/O:
1 audio input (line-in)
1 audio output (line-out)
Alarm I/O: 1 input, 1 output (up to 12 VDC, 30 mA)
Reset Button: Included for device recovery
 
Intelligent Features (Events)
Basic: Motion detection, video tampering, exceptions
Smart Detection: Line crossing and intrusion detection
Actions: Supports FTP/memory upload, center notifications, email alerts, recording, snapshots, and alarm outputs
 
Build & Specs
Power Options:
12 V DC, 0.8 A (max 10 W)
PoE (802.3af, Class 3), 36–57 V, 0.21–0.33 A (max 12 W)
Material: Solid metal housing
Dimensions: Ø153.3 mm × 111.6 mm
Weights: Approx. 880 g (camera), 1.3 kg (packed)
Operating Temperature: –30 °C to 60 °C; Humidity up to 95% non-condensing
Functional Tools: Anti-flicker, heartbeat check, mirroring, password protection, privacy mask, watermarking, IP filtering