📷 Hikvision DS-2CD2083G2-LI2U – Specifications

🎥 Camera

• 
  Image Sensor: 1/2.8" Progressive Scan CMOS
  
• 
  Max Resolution: 3840 × 2160 (8 MP)
  
• 
  Minimum Illumination:
  
  
  Color: 0.005 Lux @ F1.6
  
  
  0 Lux with light (IR/white light)
  
  
  
• 
  Shutter Speed: 1/3 s to 1/100,000 s
  
• 
  Day/Night: IR cut filter
  
• 
  Angle Adjustment:
  
  
  Pan: 0°–360°
  
  
  Tilt: 0°–90°
  
  
  Rotate: 0°–360°
  
  
  

🔭 Lens

• 
  Type: Fixed focal lens
  
• 
  Options: 2.8 mm / 4 mm / 6 mm
  
• 
  Aperture: F1.6
  
• 
  Mount: M12
  

Field of View (FOV):

• 
  2.8 mm: H 108° / V 59° / D 127°
  
• 
  4 mm: H 88° / V 44° / D 105°
  
• 
  6 mm: H 54° / V 29° / D 63°
  

🌙 Illuminator (Night Vision)

• 
  Type: IR + White Light (Hybrid Light)
  
• 
  Range: Up to 40 m
  
• 
  IR Wavelength: 850 nm
  

🎞️ Video

• 
  Max Frame Rate:
  
  
  20 fps @ 3840×2160
  
  
  Up to 25/30 fps at lower resolutions
  
  
  
• 
  Compression: H.265+, H.265, H.264+, H.264
  

🖼️ Image Features

• 
  WDR: 120 dB
  
• 
  SNR: ≥ 52 dB
  
• 
  Image Enhancement: BLC, HLC, 3D DNR
  
• 
  Privacy Mask: Up to 8 areas
  

🔊 Audio

• 
  Built-in Microphone: Dual-array mic
  
• 
  Built-in Speaker (some variants): Yes
  

🌐 Network

• 
  Protocols: TCP/IP, HTTP, HTTPS, FTP, RTSP, DHCP, DNS, ONVIF, etc.
  
• 
  API: ONVIF (Profile S/G), ISAPI
  
• 
  Max Users: 32 users (3 levels)
  
• 
  Remote Access: iVMS-4200, Hik-Connect
  

💾 Storage

• 
  MicroSD Card Slot: Up to 512 GB
  
• 
  Network Storage: NAS (NFS, SMB/CIFS), ANR
  

🧠 Smart Features (AcuSense)

• 
  Human & vehicle classification
  
• 
  Perimeter Protection:
  
  
  Line crossing
  
  
  Intrusion detection
  
  
  
• 
  Motion detection (target filtering)
  

🔌 Interface

• 
  Ethernet: 1 × RJ45 (10/100 Mbps)
  
• 
  On-board Storage Slot: Yes
  
• 
  Reset Button: Yes
  

⚡ Power

• 
  12 V DC ±25%
  
• 
  PoE: IEEE 802.3at (Class 4)
  
• 
  Max Power Consumption: ~15–18 W
  

🌡️ General

• 
  Material: Metal
  
• 
  Protection: IP67 (weatherproof)
  
• 
  Operating Temp: -30°C to +60°C
  
• 
  Dimensions: Ø74.4 × 176.3 mm
  
• 
  Weight: ~515 g
  

📏 DORI Distances (Detection Range)

• 
  2.8 mm: Detect up to 84 m
  
• 
  4 mm: Detect up to 117 m
  
• 
  6 mm: Detect up to 176 m
  

✔️ Summary

• 
  8MP 4K resolution
  
• 
  Smart hybrid light (IR + color night)
  
• 
  AI human/vehicle detection
  
• 
  Built-in dual mic
  
• 
  IP67 outdoor design
  
• 
  PoE support