| Features |
Description |
| Product Type |
2 MP Smart Hybrid Light Fixed Dome Network Camera |
| Image Sensor |
1/2.9″ Progressive Scan CMOS |
| Max. Resolution |
1920 × 1080 |
| Lens |
Fixed 2.8mm lens |
| Smart Hybrid Light |
IR and White Light, up to 30m |
| Audio |
Built-in microphone |
| Storage |
Up to 512GB microSD card |
| Protection |
IP67, IK08 |
| CAMERA |
| Image Sensor |
1/2.9″ Progressive Scan CMOS |
| Max. Resolution |
1920 × 1080 |
| Shutter Time |
1/3s to 1/100,000s |
| Min. Illumination |
Color: 0.005 Lux @ F1.6, AGC ON; B/W: 0 Lux with IR |
| Day & Night |
IR Cut Filter |
| Angle Adjustment |
Pan: 0°–355°, Tilt: 0°–75°, Rotate: 0°–355° |
| LENS & DORI |
| Lens Type |
Fixed Focal Lens |
| Focal Length |
2.8mm |
| Lens Mount |
M12 |
| Aperture |
F1.6 |
| Field of View |
Horizontal: 103° / Vertical: 56° / Diagonal: 121° |
| DORI Distance |
Detect: 45m / Observe: 18m / Recognize: 9m / Identify: 4m |
| ILLUMINATOR |
| Supplement Light |
IR and White Light |
| Supplement Light Range |
Up to 30m |
| Smart Supplement Light |
Yes |
| IR Wavelength |
850nm |
| VIDEO |
| Main Stream |
50Hz: 25fps (1920 × 1080, 1280 × 720); 60Hz: 30fps (1920 × 1080, 1280 × 720) |
| Sub-Stream |
50Hz: 25fps (640 × 480, 640 × 360); 60Hz: 30fps (640 × 480, 640 × 360) |
| Video Compression |
Main: H.265+ / H.265 / H.264+ / H.264; Sub: H.265 / H.264 / MJPEG |
| Video Bit Rate |
32Kbps to 8Mbps |
| H.264 Profile |
Baseline / Main / High Profile |
| H.265 Profile |
Main Profile |
| Bit Rate Control |
CBR / VBR |
| ROI |
1 fixed region for main stream |
| IMAGE |
| WDR |
Digital WDR |
| S/N Ratio |
≥52dB |
| Day/Night Mode |
Day / Night / Auto / Schedule |
| Image Enhancement |
BLC / HLC / 3D DNR |
| Privacy Mask |
4 programmable polygon masks |
| AUDIO |
| Audio Type |
Mono Sound |
| Microphone |
Built-in microphone |
| Noise Filtering |
Yes |
| Sampling Rate |
8kHz / 16kHz |
| Audio Compression |
G.711u / G.711a / G.722.1 / G.726 / MP2L2 / PCM / AAC-LC |
| SMART FEATURES |
| Human Detection |
Yes |
| Vehicle Detection |
Yes |
| Motion Detection |
Yes, with human and vehicle target filtering |
| Video Tampering |
Yes |
| Exception Detection |
Yes |
| NETWORK |
| Ethernet |
1 × RJ45 10/100M self-adaptive Ethernet port |
| Network Protocols |
TCP/IP, ICMP, DHCP, DNS, HTTP, RTP, RTSP, RTCP, NTP, IGMP, IPv4, IPv6, UDP, QoS, FTP, SMTP |
| ONVIF |
Profile S / Profile T |
| API |
ISAPI / SDK |
| Simultaneous Live View |
Up to 6 channels |
| Users |
Up to 32 users with 3 user levels |
| Client Software |
iVMS-4200 / Hik-Connect |
| STORAGE & INTERFACE |
| Memory Card |
microSD / microSDHC / microSDXC, up to 512GB |
| Reset Key |
Not available on standard -LIU model |
| Built-in Microphone |
Yes |
| POWER & PROTECTION |
| Power Supply |
12VDC ±25%, 0.5A |
| Power Consumption |
Max. 6W |
| PoE |
IEEE 802.3af, Class 3, max. 7.5W |
| Protection |
IP67 / IK08 |
| PHYSICAL & ENVIRONMENT |
| Material |
Metal & Plastic |
| Dimensions |
Ø121.4 × 97.7mm |
| Weight |
Approx. 550g |
| Operating Temperature |
-30°C to +60°C |
| Operating Humidity |
≤95% RH, non-condensing |
Note: The DS-2CD1123G2-LIU28 refers to the 2.8mm lens version of the DS-2CD1123G2-LIU. The model supports Smart Hybrid Light with IR and white light up to 30m.
Important: The standard -LIU model supports the 2.8mm and 4mm lens variants. The -F version adds the built-in memory card slot and reset key features specified by Hikvision.
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