Chi Tiết Sản Phẩm

DS-2DE4A425IW-DE (S6)

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

High quality imaging with 4 MP resolution
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)

THÔNG SỐ KỸ THUẬT
BÌNH LUẬN

Camera
Image Sensor1/2.8" Progressive Scan CMOS
Max. Resolution2560 × 1440
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
Zoom25x optical, 16x digital
Slow ShutterYes

Lens
Focal Length4.8 to 120 mm
FOVHorizontal FOV 53.3° to 2.6°, vertical FOV 30.6° to 1.5°, diagonal FOV 60.5° to 3°
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: 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 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
Audio Bit Rate64Kbps(G.711)/16Kbps(G.722.1)/16Kbps(G.726)/32-192Kbps(MP2L2)/32Kbps(PCM)/16-64Kbps(AAC)
Audio Sampling RateAAC: 16 kHz, 32 kHz, 48 kHz; MP2L2: 16 kHz, 32 kHz, 48 kHz; PCM: 8 kHz, 16 kHz, 32 kHz, 64 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
Simultaneous Live ViewUp to 20 channels
APIOpen Network Video Interface (Version 18.12), 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 10-11, 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＞52dB
DefogDigital Defog
Image StabilizationNo
Image EnhancementBLC, HLC, 3D DNR
Privacy Mask24 programmable polygon privacy masks, mask color or mosaic configurable
Regional FocusYes
Regional ExposureYes

Interface
Ethernet Interface1 RJ45 10M/100M self-adaptive Ethernet port
On-Board StorageBuilt-in memory card slot, support microSD/SDHC/SDXC card, up to 256 GB
Audio
1 input (line in), max. input amplitude: 2-2.4 vpp, input impedance: 1 KΩ ± 10%;

1 output (line out), line level, output impedance: 600 Ω
Alarm2 inputs, 2 outputs
ResetYes

Event
Basic EventMotion detection, video tampering alarm, exception, alarm input and output
Smart EventFace detection, line 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)

General
Power12 VDC, Max. 18 W; PoE (802.3at)
DimensionØ 169 mm × 161 mm (Ø 6.65" × 6.34")
Approx. 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