DS-2CD2D25G1/M-D/NF

Covert Network Camera

High quality imaging with 2 MP resolution

Efficient H.265+ compression technology to save bandwidth and storage

Clear imaging against strong back light due to 120 dB true WDR technology

3D DNR technology delivers clean and sharp images

Product Description

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°
Lens MountM12
Iris TypeFixed
Aperture
2.8 mm: F2.0

4 mm: F2.0

DORI
DORI
2.8 mm: D: 42.8 m, O: 17 m, R: 8.6 m, I: 4.3 m

4 mm: D: 55.2 m, O: 21.9 m, R: 11 m, I: 5.5 m

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
H.264 TypeBaseline Profile/Main Profile/High Profile
H.265 TypeMain Profile
Bit Rate ControlCVR/BVR
Scalable Video Coding (SVC)H.264 and H.265 encoding
Region of Interest (ROI)Support 1 fixed region for main stream

Audio
Audio TypeMono
Audio Compression G.711/G.722.1/G.726/MP2L2/PCM/AAC
Audio Bit Rate64 Kbps (G.711)/16 Kbps (G.722.1)/16 Kbps (G.726)/32 to 192 Kbps (MP2L2)/16 to 64 Kbps (AAC)
Audio Sampling Rate8 kHz/16 kHz/32 kHz
Environment Noise FilteringYes

Network
ProtocolsTCP/IP, ICMP, HTTP, HTTPS, FTP, DHCP, DNS, DDNS, RTP, RTSP, RTCP, NTP, UPnP, SMTP, SNMP, IGMP, 802.1X, QoS, IPv6, UDP, Bonjour, SSL/TLS
Simultaneous Live ViewUp to 15 channels
APIOpen Network Video Interface, ISAPI, SDK, ISUP 5.0
User/Host
Up to 32 users

3 level: administrator, operator, and user
Network StorageNAS (NFS, SMB/CIFS)
ClientiVMS-4200, Hik-Connect
Web Browser
Plug-in required live view: IE10, IE11

Plug-in free live view: Chrome 57.0+, Firefox 52.0+

Local service: Chrome 57.0+, Firefox 52.0+

Image
Image Parameters SwitchYes
Image SettingsSaturation, brightness, contrast, and sharpness adjustable by client software or web browser
Day/Night SwitchDay, Night, Auto, Schedule
Wide Dynamic Range (WDR)120 dB
Image EnhancementBLC, HLC, defog, 3D DNR
Privacy MaskYes

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
LinkageUpload to FTP/NAS/memory card, notify surveillance center, send email, trigger recording, trigger capture, audible warning

General
Power12 VDC ± 20%, 0.13 A, max. 1.5 W, Ø5.5 mm coaxial power plug
Dimension31.5 mm × 31.5 mm × 49.6 mm (1.2″ × 1.2″ × 2″)
Package Dimension130 mm × 104 mm × 85 mm (5.1″ × 4.1″ × 3.3″)
WeightApprox. 93 g (0.2 lb.)
With Package WeightApprox. 202 g (0.4 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)
Language18 languages: English, Traditional Chinese, Russian, Turkish, Japanese, Korean, Thai, Vietnamese, Estonian, Bulgarian, Hungarian, Czech, Slovak, French, Italian, German, Spanish, Portuguese
General FunctionOne-key reset, heartbeat, mirror, password protection, privacy mask, rotate, watermark, IP address filter