Telecamera IP DS-2CD2D45G2-U(2.8mm) 4MP con Ottica 2.8mm, AcuSense, IR 40m e Audio Integrato - Hikvision
DS-2CD2D45G2-U(2.8mm) - Telecamera IP da 4MP con ottica fissa da 2.8mm e tecnologia AcuSense rileva con precisione persone e veicoli, riducendo i falsi allarmi. Il sensore CMOS ad alte prestazioni e l’IR fino a 40m garantiscono immagini nitide anche di notte. Microfono integrato per l’audio ambientale. Con protezione IP67, compressione H.265+ e gestione da remoto, è ideale per videosorveglianza smart in ambito residenziale o aziendale. Perfetta per soluzioni AI-ready e sistemi di sicurezza intelligenti.
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DS-2CD2D45G2-U(2.8mm) – TELECAMERA BULLET OTTICA 2.8mm - AUDIO E MICROFONO INTEGRATO

DS-2CD2D45G2-U(2.8mm) è una telecamera IP da 4MP con ottica fissa da 2.8mm è progettata per offrire videosorveglianza intelligente e ad alta definizione in ambienti residenziali, aziendali e pubblici. Dotata di tecnologia AcuSense, è in grado di rilevare in modo preciso persone e veicoli, riducendo drasticamente i falsi allarmi generati da movimenti non rilevanti. Il sensore CMOS avanzato e l’illuminatore IR integrato fino a 40 metri assicurano immagini chiare e dettagliate anche in condizioni di buio totale. Microfono integrato per la registrazione dell’audio ambientale, utile per l'analisi video avanzata o la sorveglianza remota. La telecamera supporta compressione H.265+ per risparmio su banda e storage, è certificata IP67 per l’uso in esterni ed è pienamente compatibile con sistemi smart, VMS e soluzioni basate su AI, offrendo una gestione completa da remoto per la sicurezza di nuova generazione.
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Scheda tecnica
Model | DS-2CD2D45G2-U(2.8mm) |
Camera | |
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 | 2.8 mm fixed focal lens |
Lens Mount | M12 |
Aperture | F1.6 |
Iris Type | Fixed |
Microphone | |
Pickup Distance | In a radius of 5 m |
Amount | 1 |
Illuminator | |
Supplement Light Range | 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) 60 Hz: 30 fps (2688 × 1520, 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) |
Third Stream | 50 Hz: 10 fps (1920 × 1080, 1280 × 720, 640 × 480, 640 × 360) 60 Hz: 10 fps (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 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 |
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 Bit Rate | 64 Kbps (G.711ulaw/G.711alaw)/16 Kbps(G.722.1)/16 Kbps(G.726)/16-64 Kbps(AAC-LC) |
Audio Sampling Rate | 8 kHz/16 kHz/32 kHz/44.1 kHz/48 kHz |
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 Plug-in free live view : 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) | 120 dB |
Image Enhancement | BLC, HLC, 3D DNR |
SNR | ≥ 52 dB |
Interface | |
Ethernet Interface | 1 RJ45 10 M/100 M self-adaptive Ethernet port |
On-Board Storage | Built-in memory card slot, support microSD card, up to 512 GB |
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 | |
Dimension | Ø70 × 161.7 mm (Ø2.76″ × 6.37″) |
Package Dimension | 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 e-mail, 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. 2.9 W |
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) |