DS-2CD2D45G2-U(2.8mm) 4MP IP Camera with 2.8mm Lens, AcuSense, IR 40m and Integrated Audio - Hikvision
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DS-2CD2D45G2-U(2.8mm) - 4MP IP camera with 2.8mm fixed lens and AcuSense technology accurately detects people and vehicles, reducing false alarms. The high-performance CMOS sensor and IR up to 40m ensure clear images even at night. Built-in microphone for ambient audio. With IP67 protection, H.265+ compression and remote management, it is ideal for smart video surveillance in residential or business environments. Perfect for AI-ready solutions and intelligent security systems.
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DS-2CD2D45G2-U(2.8mm) – 2.8mm OPTICAL BULLET CAMERA - BUILT-IN AUDIO AND MICROPHONE
DS-2CD2D45G2-U(2.8mm) is a 4MP IP camera with 2.8mm fixed lens designed to provide intelligent and high-definition video surveillance in residential, business and public environments. Equipped with AcuSense technology, it is able to precisely detect people and vehicles, drastically reducing false alarms generated by irrelevant movements. The advanced CMOS sensor and built-in IR illuminator up to 40 meters ensure clear and detailed images even in total darkness. Built-in microphone for recording ambient audio, useful for advanced video analysis or remote surveillance. The camera supports H.265+ compression to save bandwidth and storage, is IP67 certified for outdoor use and is fully compatible with smart systems, VMS and AI-based solutions, offering complete remote management for next-generation security.
Further details
✅ 4MP Resolution (2688 × 1520) : High definition video with clear and detailed images for every monitored scene.
✅ 2.8mm fixed lens : Wide viewing angle to cover open spaces or entrances without the need to zoom.
✅ Integrated AcuSense Technology : Intelligent recognition of people and vehicles, with automatic reduction of false alarms.
✅ IR illumination up to 40 meters : Advanced night vision for continuous monitoring even in total darkness.
✅ Built-in Microphone : Capture ambient audio for synchronous video/audio recording.
✅ H.265+ Compression : Optimize storage space and bandwidth without losing quality.
✅ IP67 Protection : Resistant to dust, rain and extreme environmental conditions, ideal for outdoor installations.
✅ AI-ready compatibility and remote management : IP67 certification for dust and water resistance, suitable for outdoor installations.
Technical data sheet
| Model | DS-2CD2D45G2-U(2.8mm) |
| Room | |
| Image Sensor | 1/3″ Progressive Scan CMOS |
| Max. Resolution | 2688 × 1520 |
| Min. Illumination | Color: 0.005 Lux @ (F1.6, AGC ON), B/W: 0 Lux with IR |
| 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 | |
| Focal Length & FOV | 2.8 mm, horizontal FOV 103°, vertical FOV 55°, diagonal FOV 122° |
| Lens Type | 2.8mm fixed focal length |
| Lens Mount | M12 |
| Openings | F1.6 |
| Iris Type | Fixed |
| Microphone | |
| Pickup Distance | Within a radius of 5 m |
| Amount | 1 |
| Illuminator | |
| Light Range Supplement | Up to 40 m |
| Supplement Light Type | IR |
| IR Wavelength | 850 nm |
| Smart Supplement Light | Yes |
| Video | |
| Main Stream | 50 Hz: 25 fps (2688 × 1520, 1920 × 1080, 1280 × 720) 60Hz: 30fps (2688×1520, 1920×1080, 1280×720) |
| Sub Stream | 50Hz: 25fps (1280×720, 640×480, 640×360) 60Hz: 30fps (1280×720, 640×480, 640×360) |
| Third Stream | 50Hz: 10fps (1920×1080, 1280×720, 640×480, 640×360) 60Hz: 10fps (1920×1080, 1280×720, 640×480, 640×360) |
| Video Compression | Main stream: H.265/H.264/H.264+/H.265+ Sub stream: H.265/H.264/MJPEG Third stream: H.265/H.264 |
| Video Bitrate | 32Kbps to 8Mbps |
| H.264 Type | Baseline Profile/Main Profile/High Profile |
| H.265 Type | Main Profile |
| Bitrate Control | CBR/VBR |
| Scalable Video Coding (SVC) | H.264 and H.265 encoding |
| Region of Interest (ROI) | 1 fixed region for main stream and sub-stream |
| Audio | |
| Audio Compression | G.711ulaw/G.711alaw/G.722.1/G.726/MP2L2/PCM/MP3/AAC-LC |
| Audio Bitrate | 64 Kbps (G.711ulaw/G.711alaw)/16 Kbps(G.722.1)/16 Kbps(G.726)/16-64 Kbps(AAC-LC) |
| Audio Sampling Rate | 8kHz/16kHz/32kHz/44.1kHz/48kHz |
| Environment Noise Filtering | Yes |
| Network | |
| Protocols | TCP/IP, ICMP, HTTP, HTTPS, FTP, DHCP, DNS, DDNS, RTP, RTSP, NTP, UPnP, SMTP, IGMP, 802.1X, QoS, IPv6, UDP, Bonjour, SSL/TLS, PPPoE, WebSocket, WebSockets |
| Simultaneous Live View | Up to 6 channels |
| API | Open Network Video Interface (Profile S, Profile G), ISAPI, SDK |
| User/Host | Up to 32 users. 3 user levels: administrator, operator and user |
| 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, WSSE and digest authentication for Open Network Video Interface |
| Network Storage | NAS (NFS, SMB/CIFS), auto network replenishment (ANR) |
| Client | iVMS-4200, Hik-Connect, Hik-Central |
| Web Browser | Plug-in required live view: IE 10, IE 11 Free live view plugin: Chrome 57.0+, Firefox 52.0+ Local service: Chrome 57.0+, Firefox 52.0+ |
| Image | |
| Image Parameters Switch | Yes |
| Image Settings | Rotate, mirror, privacy mask, saturation, brightness, contrast, sharpness, gain, white balance adjustable by client software or web browser |
| Day/Night Switch | Day, Night, Auto, Schedule |
| Wide Dynamic Range (WDR) | 120dB |
| Image Enhancement | BLC, HLC, 3D DNR |
| SNR | ≥ 52 dB |
| Interface | |
| Ethernet Interface | 1 RJ45 10M/100M self-adaptive Ethernet port |
| On-Board Storage | Built-in memory card slot, support microSD card, up to 512GB |
| Built-in Microphone | Yes |
| Reset Key | Yes |
| Event | |
| Basic Event | Motion detection (human and vehicle targets classification), video tampering alarm, exception |
| Smart Event | Line crossing detection, intrusion detection (support alarm triggering by specified target types (human and vehicle) Face detection |
| Linkage | Upload to FTP/memory card/NAS, notify surveillance center, trigger record, trigger capture |
| General | |
| Dimensions | Ø70 × 161.7 mm (Ø2.76″ × 6.37″) |
| Package Size | 216 mm × 121 mm × 118 mm (8.6" × 4.8" × 4.7") |
| Weight | Approx. 490 g (1.1 lb.) |
| With Package Weight | Approx. 724 g (1.6 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) |
| General Function | Anti-flicker, heartbeat, password reset via email, pixel counter |
| 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 |
| consumption | Max. 2.9W |
| Approval | |
| EMC | FCC (47 CFR Part 15, Subpart B); CE-EMC (EN 55032: 2015, EN 61000-3-2: 2014, EN 61000-3-3: 2013, EN 50130-4: 2011 +A1: 2014); RCM (AS/NZS CISPR 32: 2015); IC (ICES-003: Issue 6, 2016); KC (KN 32: 2015, KN 35: 2015) |
| Safety | UL (UL 60950-1); CB (IEC 60950-1:2005 + Am 1:2009 + Am 2:2013); CE-LVD (EN 60950-1:2005 + Am 1:2009 + Am 2:2013); BIS (IS 13252(Part 1):2010+A1:2013+A2:2015) |
| Environment | CE-RoHS (2011/65/EU); WEEE (2012/19/EU); Reach (Regulation (EC) No 1907/2006) |
| Protection | IP67 (IEC 60529-2013) |
All our products are in conformity with the in force CE normative (read here). To ask for a copy of the certification
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