Model |
DS-2CD2D25G1/M-D/NF |
Camera |
Image Sensor |
1/2.8-inch Progressive Scan CMOS |
Max. Resolution |
1920 × 1080 |
Min. Illumination |
Color: 0.002 Lux @ (F1.2, AGC ON) |
Shutter Time |
1/3 s to 1/100,000 s |
Lens |
Focal Length & FOV |
2.8 mm: horizontal FOV: 107.8°, vertical FOV: 57.9°, diagonal FOV: 126.7° |
4 mm: horizontal FOV: 82.8°, vertical FOV: 45.1°, diagonal FOV: 98° |
Aperture |
2.8 mm: F2.0 |
4 mm: F2.0 |
Iris Type |
M12 |
Aperture Type |
Fixed |
Video |
Main Stream |
50 Hz: 50 fps (1920 × 1080, 1280 × 720) |
60 Hz: 60 fps (1920 × 1080, 1280 × 720) |
Sub-Stream |
50 Hz: 25 fps (640 × 480, 640 × 360, 320 × 240) |
60 Hz: 30 fps (640 × 480, 640 × 360, 320 × 240) |
Third Stream |
50 Hz: 1 fps (1920 × 1080, 1280 × 720, 640 × 480, 640 × 360, 320 × 240) |
60 Hz: 1 fps (1920 × 1080, 1280 × 720, 640 × 480, 640 × 360, 320 × 240) |
Video Compression |
Main stream: H.265/H.264 |
Sub-stream: H.265/H.264/MJPEG |
Third stream: H.265/H.264 |
Scalable Video Coding (SVC) |
H.264 and H.265 encoding |
Region of Interest (ROI) |
Support 1 fixed region for main stream |
Audio |
Audio Type |
Mono |
Audio Compression |
G.711/G.722.1/G.726/MP2L2/PCM/AAC |
Environment Noise Filtering |
Yes |
Image |
Image Parameters Switch |
Yes |
Image Setting |
Saturation, brightness, contrast, and sharpness adjustable by client software or web browser |
Day/Night Switch |
Day, Night, Auto, Schedule |
Wide Dynamic Range (WDR) |
120 dB |
Image Enhancement |
BLC, HLC, defog, 3D DNR |
Privacy Mask |
Yes |
Network |
Protocols |
TCP/IP, ICMP, HTTP, HTTPS, FTP, DHCP, DNS, DDNS, RTP, RTSP, RTCP, NTP, UPnP, SMTP, SNMP, IGMP, 802.1X, QoS, IPv6, UDP, Bonjour, SSL/TLS |
API |
Open Network Video Interface, ISAPI, SDK, ISUP 5.0 |
Simultaneous Live View |
Up to 15 channels |
Network Storage |
NAS (NFS, SMB/CIFS) |
User/Host |
Up to 32 users |
3 level: administrator, operator, and user |
Interface |
Ethernet Interface |
1 RJ45 10 M/100 M self-adaptive Ethernet port |
Audio |
1 input (line in), 1 output (line out) |
Reset Key |
Yes |
Event |
Basic Event |
Motion detection, video tampering alarm, exception (HDD full, HDD error, network disconncected), video quality diagnosis |
Smart Event |
Intrusion detection, line crossing detection, region entrance detection, region exiting detection, unattended baggage detection, object removal detection |
Audio exception detection, defocus detection, scene change detection |
Linkage |
Upload to FTP/NAS/memory card, notify surveillance center, send email, trigger recording, trigger capture, audible warning |
General |
General Function |
One-key reset, heartbeat, mirror, password protection, privacy mask, rotate, watermark, IP address filter |
Power Supply |
12 VDC ± 20%, 0.13 A, max. 1.5 W, Ø 5.5 mm coaxial power plug |
Startup and Operating Conditions |
-30 °C to 60 °C. Humidity 95% or less (non-condensing) |
Dimensions |
31.5 mm × 31.5 mm × 49.6 mm |
Weight |
Approx. 93 g |
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