قبة سرعة شبكة Hikvision 4 بوصة 4MP 25X DarkFighter IR، نطاق يصل إلى 100 متر من الأشعة تحت الحمراء، يدعم التقاط الوجه، تصوير عالي الجودة، تكبير بصري 25x / 16x رقمي، مقلاة 360 درجة، أبيض | DS-2DE4425IW-

4-inch 4 MP 25X Powered by DarkFighter IR Network Speed Dome

Hikvision DS-2DE4425IW-DE(T5) 4MP 25× Network IR Speed Dome adopts a 1/2.8" progressive scan CMOS chip. With the 25× optical zoom lens, the camera offers more details over expansive areas. This series of cameras can be widely used for wide ranges of high-definition, such as rivers, roads, railways, airports, squares, parks, scenic spots, and venues, etc. Empowered by deep learning algorithms, Hikvision AcuSense technology brings human and vehicle target classification alarms to front- and back-end devices. The system focuses on human and vehicle targets, vastly improving alarm efficiency and effectiveness.

• Focuses on human and vehicle target classification based on deep learning
• Support face capture. Up to 5 faces were captured at the same time
• 1/2.8" progressive scan CMOS
• High-quality imaging with 4 MP resolution
• Excellent low-light performance with powered-by-DarkFighter technology
• 25× optical zoom and 16× digital zoom provide close-up views over expansive areas
• Expansive night view with up to 100 m IR distance
• Support H.265+/H.265 video compression

Specification

Camera
Image Sensor 1/2.8" progressive scan CMOS
Max. Resolution 2560 × 1440
Min. Illumination Color: 0.005 Lux @ (F1.6, AGC ON); B/W: 0.001 Lux @ (F1.6, AGC ON), 0 Lux with IR
Shutter Speed 1 s to 1/30,000 s
Slow Shutter Yes
Day & Night IR cut filter
Zoom 25x optical, 16x digital
Lens
Focus Auto, semi-auto, manual
Aperture Max. F1.6
Zoom Speed Approx. 3.6 s
Focal Length 4.8 mm to 120 mm
FOX
Horizontal field of view: 55° to 2.4° (wide-tele),
Vertical field of view: 33° to 1.4° (wide-tele),
Diagonal field of view: 61.5° to 2.8° (wide-tele)
Illuminator
Supplement Light Type IR
Supplement Light Range IR Distance: up to 100 m
PTZ
Proportional Pan Yes
Park Action
Preset, pattern scan, patrol scan, auto scan, tilt scan, random scan, frame scan,
panorama scan
Scheduled Task
Preset, pattern scan, patrol scan, auto scan, tilt scan, random scan, frame scan,
panorama scan, dome reboot, dome adjust, auxiliary output
Movement Range (Pan) 360°
Movement Range (Tilt) -15° to 90° (auto flip)
Pan Speed pan speed: configurable from 0.1° to 80°/s; preset speed: 80°/s
Tilt Speed tilt speed: configurable from 0.1° to 80°/s, preset speed 80°/s
Presets 300
Patrol Scan 8 patrols, up to 32 presets for each patrol
Pattern Scan 4 pattern scans
Power-off Memory Yes
3D Positioning Yes
PTZ Status Display Yes

Preset Freezing Yes
Video
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
Region of Interest (ROI) 8 fixed regions for each stream
Main Stream
50 Hz: 25 fps (2560 × 1440, 1920 × 1080, 1280 × 960, 1280 × 720)
60 Hz: 30 fps (2560 × 1440, 1920 × 1080, 1280 × 960, 1280 × 720)
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 Bit Rate 32 kbps to 16384 kbps
H.264 Type Baseline Profile/Main Profile/High Profile
H.265 Type Main profile
Scalable Video Coding (SVC) H.264 and H.265 encoding
Audio
Audio Compression G.711/G.722.1/G.726/MP2L2/PCM
Audio Bit Rate 64 Kbps (G.711)/16 Kbps (G.722.1)/16 Kbps (G.726)/32-192 Kbps (MP2L2)
Audio Sampling Rate 8 kHz/16 kHz/32 kHz/48 kHz
Environment Noise Filtering Yes
Network
Network Storage NAS (NFS, SMB/CIFS), auto network replenishment (ANR)
Protocols
IPv4/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
API
Open Network Video Interface (Version 19.12, Profile S, Profile G, Profile T), ISAPI, SDK,
CUP
Simultaneous Live View of Up to 20 channels
User/Host Up to 32 users, 3 user levels: administrator, operator, and user
Security
Password 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, RTP/RTSP over HTTPS, control timeout settings,
security audit log, TLS 1.2, TLS 1.3, host authentication (MAC address)
Client iVMS-4200, HikCentral Pro, Hik-Connect
Web Browser Chrome 57.0+, Firefox 52.0+, Safari 11+, IE11
Image
Image Parameters Switch Yes
Image Settings
Saturation, brightness, contrast, sharpness, gain, and white balance are adjustable by
client software or web browser
Day/Night Switch Day, Night, Auto, Schedule
Wide Dynamic Range (WDR) 120 dB
SNR > 52 dB
Defog Digital defog
Image Stabilization EIS
Image Enhancement BLC, HLC, 3D DNR