Hikvision DS-2CD1047G3-LIU/SRB Overview
The Hikvision DS-2CD1047G3-LIU/SRB is a 4 MP ColorVu 3.0 fixed bullet network camera designed for professional IP CCTV monitoring in homes, offices, estates, schools, hotels, retail shops, warehouses and commercial facilities.
This /SRB variant adds two-way audio via the camera and Hik-Connect, plus a strobe light and audio alarm function. The official datasheet identifies the /SRB flashing light as red and blue light, making it suitable for visible deterrence in monitored security areas.
Key Benefits of the Hikvision DS-2CD1047G3-LIU/SRB
- 4 MP ColorVu 3.0 Imaging: Provides detailed security video with 2560 × 1440 maximum resolution.
- HikAI-ISP Noise Reduction: Helps improve image clarity in challenging lighting conditions.
- Smart Hybrid Light: Integrates IR and white light with three supplemental lighting modes.
- Two-Way Audio: Supports two-way audio via the camera and Hik-Connect for the /SRB variant.
- Strobe Light and Audio Alarm: The /SRB variant supports red and blue strobe light with audio alarm function.
- Motion Detection 3.0: Supports person and vehicle classification for more practical event detection.
- Built-in Microphone and Speaker: Includes one built-in microphone and speaker support for the /SRB variant.
- Outdoor-Ready Design: IP67 water and dust resistance supports outdoor CCTV deployment.
- PoE Support: Supports IEEE 802.3af PoE for easier network camera installation.
Professional CCTV Camera for Installers and Businesses
The Hikvision DS-2CD1047G3-LIU/SRB is suitable for CCTV installers, system integrators, offices, estates, schools, hotels, shops, warehouses and facility managers who need an outdoor-ready IP camera with ColorVu imaging, smart light control, two-way audio and visible strobe deterrence.
Smart Hybrid Light with Red and Blue Strobe Alarm
The /SRB variant is designed for locations where a visible alert can help discourage unwanted activity. It combines ColorVu 3.0 imaging, Smart Hybrid Light, built-in audio support and red/blue flashing light to support active security monitoring.
Recommended Use Cases
- Office and business premises surveillance
- Estate gate and perimeter CCTV monitoring
- School and hotel security projects
- Retail shop and warehouse monitoring
- Outdoor CCTV installations for installers and integrators
- Security areas where visible strobe deterrence is required
Technical Specifications
| Product Brand | Hikvision |
|---|---|
| Product Model | DS-2CD1047G3-LIU/SRB |
| Product Type | 4 MP ColorVu 3.0 Fixed Bullet Network Camera with Strobe Light |
| Image Sensor | 1/3" Progressive Scan CMOS |
| Max. Resolution | 2560 × 1440 |
| Minimum Illumination | Color: 0.0005 Lux @ F1.0, AGC ON; 0 Lux with light |
| Shutter Time | 1 s to 1/100,000 s |
| Day & Night | IR cut filter |
| Lens Type | Fixed focal lens, 2.8 mm and 4 mm optional. Supplied lens option needs confirmation. |
| 2.8 mm Field of View | Horizontal 95.7°, vertical 51.7°, diagonal 113.7° |
| 4 mm Field of View | Horizontal 79.6°, vertical 43.2°, diagonal 93.2° |
| Lens Mount | M12 |
| Aperture | F1.0 |
| Supplement Light Type | IR and White Light |
| Supplement Light Range | Up to 30 m |
| Smart Supplement Light | Yes |
| IR Wavelength | 850 nm |
| Main Stream | 50 Hz: 25 fps; 60 Hz: 24 fps |
| Video Compression | Main stream: H.265+/H.265/H.264+/H.264; Sub-stream: H.265/H.264/MJPEG |
| Audio Type | Mono sound |
| Audio Compression | G.711ulaw/G.711alaw/G.722.1/G.726/MP2L2/PCM/AAC-LC/MP3 |
| Two-Way Audio | Supported for /SL and /SRB variants via camera and Hik-Connect |
| Built-in Microphone | Yes, 1 built-in microphone |
| Built-in Speaker | Supported for LIU/SRB variant; max. power consumption 1.5 W, max. sound pressure level 10 cm: 98 dB |
| Strobe / Flashing Light | Red and blue light for /SRB variant |
| Motion Detection | Motion detection with support for alarm triggering by specified target types: person and vehicle |
| Wide Dynamic Range | 120 dB WDR |
| Image Enhancement | BLC, HLC, 3D DNR |
| Privacy Mask | 4 programmable rectangular privacy masks |
| Network Interface | 1 RJ45 10M/100M self-adaptive Ethernet port |
| API | ONVIF Profile S, Profile G, Profile T; ISAPI; SDK |
| Client Software | iVMS-4200, Hik-Connect |
| On-board Storage | NA for LIU/SRB variant. SD card slot applies to LIUF variants only. |
| Reset Key | NA for LIU/SRB variant |
| Power Supply | 12 VDC ± 25%, 0.72 A, max. 8.9 W; PoE: IEEE 802.3af, Class 3, max. 10.5 W |
| Material | Front cover: metal; body: plastic; bracket: plastic |
| Dimensions | 69.1 mm × 67.4 mm × 179 mm |
| Weight | Approx. 450 g |
| With Package Weight | Approx. 480 g |
| Operating Conditions | -30 °C to 60 °C; humidity 95% or less, non-condensing |
| Protection | IP67 |
| Warranty | Needs confirmation |
Why Choose the Hikvision DS-2CD1047G3-LIU/SRB?
Choose the Hikvision DS-2CD1047G3-LIU/SRB if you need a 4 MP ColorVu 3.0 bullet IP camera with Smart Hybrid Light, two-way audio, red and blue strobe light, audio alarm, PoE support and IP67 outdoor protection.
Contact Datacomm Express to confirm current availability, warranty details, lens option and installation support.
Frequently Asked Questions
Is the Hikvision DS-2CD1047G3-LIU/SRB suitable for outdoor use?
Yes. The camera is rated IP67, making it water and dust resistant for outdoor CCTV installation.
Does the DS-2CD1047G3-LIU/SRB support two-way audio?
Yes. The official datasheet states that the /SL and /SRB variants support two-way audio via the camera and Hik-Connect.
What type of strobe light does the /SRB variant use?
The DS-2CD1047G3-LIU/SRB variant uses red and blue flashing light according to the official Hikvision datasheet.
Does this camera support PoE?
Yes. The camera supports IEEE 802.3af PoE, Class 3.
Does the DS-2CD1047G3-LIU/SRB have memory card storage?
No. The official datasheet lists on-board storage as NA for the LIU/SRB variant. SD card support applies to LIUF variants only.
Which lens option does this unit come with?
The official datasheet lists 2.8 mm and 4 mm lens options. The exact supplied lens option needs confirmation before publishing.
Hikvision DS-2CD1047G2H-LIUF/SRB | 4MP ColorVu Smart Hybrid Strobe Light Bullet Network Camera-4mm 




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