DS-2DE4A225IWG-E 4-inch 2 MP 25X Powered by DarkFighter IR Network Speed Dome
DS-2DE4A425IWG-E 4-inch 4 MP 25X Powered by DarkFighter IR Network Speed Dome
High quality imaging with 4 MP resolution, up to 30 fps
Excellent low-light performance via powered-by-DarkFighter technology
Clear imaging against strong back lighting due to 120 dB WDR technology
Pan and tilt ability enables camera to monitor zones of interest
25 × optical zoom allows for closer viewing of subjects in expansive areas
Up to 50 m IR range ensures safety at night
Water and dust resistant (IP66)
Focuses on human and vehicle targets classification based on deep learning
Related Accessories
DS-1280ZJ-SD11
Junction box
DS-1605ZJ
Wall mount
DS-1691ZJ
Pendant Mount
DS-1691ZJ-M
Pendant Mount

• Camera
• Image Sensor1/2.8" Progressive Scan CMOS
• Max. Resolution1920 × 1080
• Min. IlluminationColor: 0.005 Lux @ (F1.6, AGC ON), B/W: 0.001 Lux @ (F1.6, AGC ON), 0 Lux with IR
• Shutter Speed1/1 s to 1/30,000 s
• Day & NightIR cut filter
• Zoom25 × optical, 16 × digital
• Slow ShutterYes

• Lens
• Focal Length4.8 to 120 mm
• FOVHorizontal FOV 54.9° to 2.7°, vertical FOV 31.5° to 1.5°, diagonal FOV 62.3° to 3.1°
• FocusAuto, semi-auto, manual
• ApertureMax. F1.6
• Zoom SpeedApprox. 3.4 s

• Illuminator
• Supplement Light TypeIR
• Supplement Light RangeIR Distance: up to 50 m
• Smart Supplement LightYes
• IR Wavelength850 nm

• PTZ
• Movement Range (Pan)0° to 360°
• Movement Range (Tilt)-5° to 90°
• Pan SpeedPan speed: configurable from 0.1° to 300°/s; preset speed: 350°/s
• Tilt SpeedTilt speed: configurable from 0.1° to 160°/s, preset speed 200°/s
• Proportional ZoomYes
• Presets300
• Preset FreezingYes
• Patrol Scan8 patrols, up to 32 presets for each patrol
• Pattern Scan4 pattern scans, record time over 10 minutes for each scan
• Park ActionPreset, pattern scan, patrol scan, auto scan, tilt scan, random scan, frame scan, panorama scan
• 3D PositioningYes
• PTZ Status DisplayYes
• Scheduled Taskpreset, pattern scan, patrol scan, auto scan, tilt scan, random scan, frame scan, panorama scan, dome reboot, dome adjust
• Power-Off MemoryYes

• Video
• Main Stream

  50 Hz: 50 fps (1920 × 1080, 1280 × 960, 1280 × 720);

  60 Hz: 60 fps (1920 × 1080, 1280 × 960, 1280 × 720)

  *High frame rate is supported under certain settings.

• Sub-Stream

  50 Hz: 25 fps (704 × 576, 640 × 480, 352 × 288);

  60 Hz: 30 fps (704 × 480, 640 × 480, 352 × 240)

• Third Stream

  50 Hz: 25 fps (1920 × 1080, 1280 × 960, 1280 × 720, 704 × 576, 640 × 480, 352 × 288);

  60 Hz: 30 fps (1920 × 1080, 1280 × 960, 1280 × 720, 704 × 480, 640 × 480, 352 × 240)

• Video Compression

  Main stream: H.265+/H.265/H.264+/H.264

  Sub-stream: H.265/H.264/MJPEG

  Third stream: H.265/H.264/MJPEG

• H.264 TypeBaseline Profile/Main Profile/High Profile
• H.265 TypeMain profile
• Scalable Video Coding (SVC)H.264 and H.265 encoding
• Region Of Interest (ROI)8 fixed regions for each stream

• Audio
• Audio CompressionG.711alaw/G.711ulaw/G.722.1/G.726/MP2L2/PCM/AAC-LC
• Audio Bit Rate64 Kbps (G.711)/16 Kbps (G.722.1)/16 Kbps (G.726)/32 to 192 Kbps (MP2L2)/128 to 1024 Kbps (PCM)/16 to 64 Kbps (AAC-LC)
• Audio Sampling RateAAC-LC: 16 kHz, 32 kHz, 48 kHz; MP2L2: 16 kHz, 32 kHz, 48 kHz; PCM: 8 kHz, 16 kHz, 32 kHz, 48 kHz
• Environment Noise FilteringYes

• Network
• ProtocolsIPv4/IPv6, HTTP, HTTPS, 802.1x, Qos, FTP, SMTP, UPnP, SNMP, DNS, DDNS, NTP, RTSP, RTCP, RTP, TCP/IP, UDP, IGMP, ICMP, DHCP, PPPoE, Bonjour,WebSocket,WebSockets
• Simultaneous Live ViewUp to 20 channels
• APIOpen Network Video Interface (Version 19.12), Profile S, Profile G, Profile T), ISAPI, SDK, ISUP
• User/HostUp to 32 users; 3 user levels: administrator, operator, and user
• SecurityPassword protection, complicated password, HTTPS encryption, 802.1X authentication (EAP-TLS, EAP-LEAP, EAP-MD5), watermark, IP address filter, basic and digest authentication for HTTP/HTTPS, control timeout settings, security audit log, TLS 1.2, host authentication (MAC address)
• Network StorageNAS (NFS, SMB/CIFS), auto network replenishment (ANR)
• ClientiVMS-4200, HikCentral Pro, Hik-Connect
• Web BrowserIE 10 to 11, Chrome 57+, Firefox 52+, Safari 11+

• Image
• Image Parameters SwitchYes
• Image SettingsSaturation, brightness, contrast, sharpness, gain, and white balance adjustable by client software or web browser
• Day/Night SwitchDay, Night, Auto, Schedule
• Wide Dynamic Range (WDR)120 dB
• SNR＞52 dB
• DefogDigital Defog
• Image EnhancementBLC, HLC, 3D DNR
• Privacy Mask24 programmable polygon privacy masks, mask color or mosaic configurable
• Regional FocusYes
• Regional ExposureYes

• Interface
• Ethernet Interface1 RJ45 10 M/100 M self-adaptive Ethernet port
• On-Board StorageBuilt-in memory card slot, support microSD/SDHC/SDXC card, up to 256 GB
• Audio1 input (line in), max. input amplitude: 1Vrms, input impedance: 4.7 KΩ ± 5%; 1 output (line out), line level, output impedance:100Ω±5%
• Alarm2 inputs, 2 outputs
• ResetYes

• Event
• Basic EventMotion detection, video tampering alarm, exception, alarm input and output
• Smart Eventline crossing detection, intrusion detection, region entrance detection, region exiting detection, unattended baggage detection, object removal detection, audio exception detection
• Alarm LinkageUpload to FTP/NAS/memory card, notify surveillance center, send email, trigger alarm output, trigger recording, and PTZ actions (such as preset, patrol scan, pattern scan)
• Smart TrackingManual tracking,auto-tracking

• Deep Learning Function
• Face Capture

  Detects up to 5 faces simultaneously,

  Supports detecting, tracking, capturing, grading, selecting of face in motion, and outputs the best face picture

• General
• Power12 VDC, Max. 24 W; PoE (802.3at)
• Dimension? 169 mm × 161 mm (? 6.65" × 6.34")
• WeightApprox. 2.45 kg (5.40 lb.)
• Operating Condition-30 °C to 65 °C (-22 °F to 149 °F). Humidity 90% or less (non-condensing)
• General FunctionMirror, password protection

• Approval
• ProtectionIP66 (IEC 60529-2013), TVS 6000V lightning protection, surge protection and voltage transient protection

• Application Scene
• Application Scene-