Product details
DS-2CD3121G2E-LIU Overview
2 MP Dual Light Motion 2.0 Fixed Dome Network Camera
- High quality imaging with 2 MP resolution
- Support Human and Vehicle Detection
- Efficient H.265+ compression technology
- Smart Hybrid Light: advanced technology with long range
- Clear imaging against strong back light due to Digital WDR technology
- 3D DNR technology delivers clean and sharp images
- Built-in microphone for real-time audio security
- Easy installation with Power over Ethernet (PoE) technology
- Water and dust resistant (IP67) and vandal resistant (IK08)
Available models:
DS-2CD3121G2E-LIU(2.8mm)
DS-2CD3121G2E-LIU(4mm)
| DS-2CD3121G2E-LIU Specification | |
| Image Sensor | 1/2.9″ Progressive Scan CMOS |
| Max. Resolution | 1920 × 1080 |
| Min. Illumination | Color: 0.01 Lux @ (F2.0, 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 355°, tilt: 0° to 75°, rotate: 0° to 355° |
| Lens Type | Fixed focal lens, 2.8 mm and 4 mm optional |
| Focal Length & FOV | 2.8 mm: horizontal FOV 99.5°, vertical FOV 55.5°, diagonal FOV 116.1° 4 mm: horizontal FOV 76.8°, vertical FOV 41.5°, diagonal FOV 90.8° |
| Lens Mount | M12 |
| Iris Type | Fixed |
| Aperture | F2.0 |
| DORI | 2.8 mm: D: 59 m, O: 23 m, R: 11 m, I: 5 m 4 mm: D: 79 m, O: 31 m, R: 15 m, I: 7 m |
| Supplement Light Type | IR, White Light |
| Supplement Light Range | Up to 30 m |
| Smart Supplement Light | Yes |
| IR Wavelength | 850 nm |
| Main Stream | 50 Hz: 25 fps (1920 × 1080, 1280 × 720) 60 Hz: 30 fps (1920 × 1080, 1280 × 720) |
| Sub-Stream | 50 Hz: 25 fps (1280 × 720, 640 × 480, 640 × 360) 60 Hz: 30 fps (1280 × 720, 640 × 480, 640 × 360) |
| Video Compression | Main stream: H.265+/H.265/H.264+/H.264 Sub-stream: H.265/H.264/MJPEG |
| 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 |
| Audio Type | Mono sound |
| Environment Noise Filtering | Yes |
| Audio Sampling Rate | 8 kHz/16 kHz |
| 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) |
| Security | Password protection, complicated password, HTTPS encryption, 802.1X authentication (EAP-MD5), watermark, basic and digest authentication for HTTP/HTTPS, WSSE and digest authentication for Open Network Video Interface, RTP/RTSP over HTTPS, security audit log, TLS 1.2, TLS 1.3, host authentication (MAC address) |
| Simultaneous Live View | Up to 6 channels |
| API | Open Network Video Interface (Profile S, Profile G), ISAPI, SDK |
| Protocols | TCP/IP, ICMP, DHCP, DNS, HTTP, RTP, RTSP, NTP, IGMP, IPv6, UDP, QoS, FTP, SMTP, HTTPS, DDNS, UPnP, 802.1X |
| User/Host | Up to 32 users 3 user levels: administrator, operator, and user |
| Client | iVMS-4200, Hik-Connect |
| Web Browser | Plug-in required live view: IE 10, IE 11 Local service: Chrome 57.0+, Firefox 52.0+, Edge 89+ |
| Wide Dynamic Range (WDR) | Digital WDR |
| SNR | ≥ 52 dB |
| Day/Night Switch | Day, Night, Auto, Schedule |
| Image Enhancement | BLC, HLC, 3D DNR |
| Image Settings | Rotate mode, saturation, brightness, contrast, sharpness, gain, white balance, adjustable by client software or web browser |
| Privacy Mask | 4 programmable polygon privacy masks |
| Ethernet Interface | 1 RJ45 10 M/100 M self-adaptive Ethernet port |
| Built-in Microphone | Yes |
| Basic Event | Motion detection (support alarm triggering by specified target types (human and vehicle)), video tampering alarm, exception |
| Smart Event | Line crossing detection, intrusion detection |
| Linkage | Upload to FTP, send email, notify surveillance center, trigger capture |
| Power | 12 VDC ± 25%, 0.5 A, max. 6 W, Ø5.5 mm coaxial power plug, reverse polarity protection PoE: IEEE 802.3af, Class 3, max. 7.5 W |
| Material | Base: aluminum alloy, cover: plastic |
| Dimension | Ø121.5 mm × 97.6 mm (Ø4.78″ × 3.84″) |
| Package Dimension | 150 mm × 150 mm × 141 mm (5.9″ × 5.9″ × 5.6″) |
| Approx. Weight | 490 g (1.1 lb.) |
| With Package Weight | Approx. 680 g (1.5 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 | English, Turkish, Polish, Romanian, Czech, Slovak, Traditional Chinese, Thai, Vietnamese, Croatian, Slovenian, Serbian, Ukrainian |
| General Function | Heartbeat, mirror, password reset via email, pixel counter, password protection, anti-banding |
| EMC Approval | 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 IC: ICES-003: Issue 7 |
| Safety Approval | UL: UL 62368-1 CB: IEC 62368-1:2014+A11 CE-LVD: EN 62368-1:2014/A11:2017 BIS: IS 13252 (Part 1):2010/IEC 60950-1:2005 |
| Environment Approval | CE-RoHS: 2011/65/EU |
| Protection | IP67: IEC 60529-2013, IK08: IEC 62262:2002 |
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