• HikAI-ISP for excellent noise reduction effect
• 24/7 colorful imaging via ColorVu technology
• Scene-adaptive WDR
• Focus on Person and Vehicle classification based on deep learning
• Built-in arrayed dual-microphone for real-time high quality audio security
• Anti-corrosion design, providing reliability and longevity compared to standard (NEMA4X)
• Smart Hybrid Light: Integrates IR and White lights, 3 supplemental lighting modes
• Water and dust resistant (IP67)

Camera

• Image Sensor: 1/1.8" Progressive Scan CMOS
• Maximum Resolution: 3840 × 2160 (4K UHD)
• Minimum Illumination: Color: 0.0005 Lux @ (F1.0, AGC ON), 0 Lux with light
• Shutter Time: 1 s to 1/100,000 s
• Day & Night: IR cut filter
• Angle Adjustment:
• Pan: 0° to 360°
• Tilt: 0° to 90°
• Rotate: 0° to 360°

Lens

• Lens Type: Fixed focal lens 4 mm
• Lens Mount: M16
• Iris Type: Fixed
• Aperture: F1.0

4 mm Lens

• Horizontal FOV: 93.3°
• Vertical FOV: 47.2°
• Diagonal FOV: 114.2°
• Depth of Field: 3.8 m to ∞

DORI Performance

4 mm Lens

• Detect: 109 m
• Observe: 43 m
• Recognize: 21 m
• Identify: 10 m

Illuminator

• Supplement Light Type: White Light, IR
• Supplement Light Range: Up to 40 m
• Smart Supplement Light: Yes
• IR Wavelength: 850 nm

Video

Main Stream

• 25 fps (50 Hz): 3840 × 2160, 3200 × 1800, 2688 × 1520, 1920 × 1080, 1280 × 720
• 30 fps (60 Hz): 3840 × 2160, 3200 × 1800, 2688 × 1520, 1920 × 1080, 1280 × 720

Sub-Stream

• 25 fps (50 Hz): 1280 × 720, 640 × 480, 640 × 360
• 30 fps (60 Hz): 1280 × 720, 640 × 480, 640 × 360

Third Stream

• 10 fps (50/60 Hz): 1920 × 1080, 1280 × 720, 640 × 480, 640 × 360
• Supported under certain settings

Video Encoding

• Main Stream: H.265, H.264, H.264+, H.265+
• Sub-Stream: H.265, H.264, MJPEG
• Third Stream: H.265, H.264

Video Settings

• Bit Rate: 32 Kbps to 16 Mbps
• Bit Rate Control: CBR, VBR
• H.264 Profiles: Baseline, Main, High
• H.265 Profile: Main
• Scalable Video Coding (SVC): H.264 & H.265
• ROI: 1 fixed region for main stream

Audio (-2U Model)

• Audio Type: Mono sound
• Audio Compression:
• G.711
• G.722.1
• G.726
• MP2L2
• PCM
• MP3
• AAC-LC
• Audio Sampling Rates:
• 8 kHz
• 16 kHz
• 32 kHz
• 48 kHz
• Environment Noise Filtering: Yes
• Built-in Audio: Arrayed dual microphone

Network

Protocols

• TCP/IP
• ICMP
• HTTP / HTTPS
• FTP
• DHCP
• DNS / DDNS
• RTP / RTSP / RTCP
• NTP
• UPnP
• SMTP
• IGMP
• 802.1X
• QoS
• IPv4 / IPv6
• UDP
• Bonjour
• SSL/TLS
• PPPoE
• SNMP
• WebSocket / WebSockets
• SRTP
• SFTP

Network Features

• Simultaneous Live View: Up to 6 channels
• API Support:
• ONVIF (Profile S, G, T)
• ISAPI
• SDK
• ISUP
• User Capacity: Up to 32 users
• User Levels:
• Administrator
• Operator
• User

Security Features

• Password protection
• HTTPS encryption
• 802.1X authentication
• Watermarking
• IP address filtering
• HTTP/HTTPS digest authentication
• ONVIF authentication
• RTP/RTSP over HTTPS
• Security audit logs
• TLS 1.1 / 1.2 / 1.3
• MAC address authentication

Storage & Clients

• Network Storage:
• NAS (NFS, SMB/CIFS)
• Auto Network Replenishment (ANR)
• Supported Clients:
• iVMS-4200
• Hik-Connect
• Hik-Central
• Browser Support:
• Chrome 80+
• Firefox 80+
• Edge 89+

Image Features

• Image Parameter Switch: Yes
• Adjustable Settings:
• Rotation
• Saturation
• Brightness
• Contrast
• Sharpness
• Gain
• White Balance
• Day/Night Modes:
• Day
• Night
• Auto
• Schedule
• Image Enhancements:
• BLC
• HLC
• 3D DNR
• Distortion Correction
• Defog
• SNR: ≥ 52 dB
• Wide Dynamic Range (WDR): 130 dB
• Electronic Image Stabilization (EIS): Yes
• Privacy Masks: 4 programmable polygon masks

Interfaces

• Ethernet Port: 1 × RJ45 10/100 Mbps self-adaptive
• On-Board Storage:
• microSD
• microSDHC
• microSDXC
• Up to 512 GB
• Reset Button: Yes

Events

Basic Events

• Motion detection
• Human and vehicle classification
• Video tampering alarm
• Exception alarm

Linkage Actions

• Upload to FTP/NAS/memory card
• Notify surveillance center
• Trigger recording
• Trigger image capture
• Send email

Smart Events

• Scene change detection

Deep Learning Functions

• Face Capture: Yes
• Perimeter Protection:
• Line crossing
• Intrusion detection
• Region entrance
• Region exit
• Human and vehicle target filtering

General

Power

• 12 VDC ±25%
• 0.45 A
• Maximum 5.4 W
• Reverse polarity protection
• PoE: IEEE 802.3af Class 3
• Maximum PoE Consumption: 7 W

Physical

• Material:
• Front cover: Metal
• Body: Metal
• Bracket: Metal
• Dimensions: Ø74.4 mm × 176.3 mm
• Weight: Approx. 530 g
• Package Weight: Approx. 810 g

Environmental

• Storage Temperature: -30°C to 60°C
• Operating Temperature: -30°C to 60°C
• Humidity: ≤95% (non-condensing)

General Functions

• Heartbeat
• Mirror
• Flash log
• Password reset via email
• Pixel counter
• Anti-banding
• Language
• 33 languages: English, Russian, Estonian, Bulgarian, Hungarian, Greek, German, Italian, Czech, Slovak, French, Polish, Dutch, Portuguese, Spanish, Romanian, Danish, Swedish, Norwegian, Finnish, Croatian, Slovenian, Serbian, Turkish, Korean, Traditional Chinese, Thai, Vietnamese, Japanese, Latvian, Lithuanian, Portuguese (Brazil), Ukrainian

1. Datasheet - HKV DS-2CD2087G3-LI2UY (4MM)