📊 Specifications — Hikvision DS-2CD2183G2-LIS2U

🎥 Camera

• 
  Image Sensor: 1/2.8" Progressive Scan CMOS
  
• 
  Max Resolution: 3840 × 2160 (8 MP)
  
• 
  Min. Illumination:
  
  
  Color: 0.005 Lux @ F1.6
  
  
  0 Lux with IR/white light
  
  
  
• 
  Shutter Speed: 1/3 s to 1/100,000 s
  
• 
  Day/Night: IR-cut filter (ICR)
  

🔍 Lens

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  Type: Fixed lens
  
• 
  Focal Length: 2.8 mm / 4 mm options
  
• 
  Aperture: F1.6
  
• 
  Field of View:
  
  
  2.8 mm: 108° (H)
  
  
  4 mm: 88° (H)
  
  
  
• 
  Lens Mount: M12
  

🌙 Illumination

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  Light Type: IR + White Light (Smart Hybrid Light)
  
• 
  IR Range: Up to 30 m
  
• 
  Modes: IR / White light / Smart / Off
  

🎬 Video

• 
  Main Stream:
  
  
  20 fps @ 3840×2160
  
  
  Up to 25/30 fps @ lower resolutions
  
  
  
• 
  Compression: H.265 / H.265+ / H.264 / H.264+
  
• 
  Bitrate: 32 Kbps – 16 Mbps
  
• 
  Streams: Triple stream support
  

🔊 Audio

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  Built-in: Dual-array microphone (-2U)
  
• 
  Audio Compression:
  
  
  G.711 / G.722.1 / G.726 / MP2L2 / MP3 / AAC-LC
  
  
  
• 
  Noise Filtering: Supported
  

🌐 Network

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  Ethernet: 1 × RJ45 (10/100 Mbps)
  
• 
  Protocols: TCP/IP, HTTP, HTTPS, FTP, RTSP, DHCP, etc.
  
• 
  Remote Access: Web browser, Hik-Connect, NVR
  

🧠 Smart Features

• 
  AcuSense AI (human & vehicle classification)
  
• 
  Perimeter Protection:
  
  
  Line crossing
  
  
  Intrusion detection
  
  
  
• 
  Motion Detection (smart filtering)
  
• 
  Event Trigger Actions:
  
  
  Email / FTP / recording / alarm
  
  
  

💾 Storage

• 
  Built-in Slot: MicroSD up to 512 GB
  

🛡️ Image Enhancement

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  WDR: 120 dB True WDR
  
• 
  3D DNR (noise reduction)
  
• 
  BLC / HLC
  
• 
  Privacy Masking
  

⚙️ Interface

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  Audio: Built-in mic
  
• 
  Alarm I/O: 1 in / 1 out (model dependent)
  
• 
  Reset Button: Yes
  

🏗️ General

• 
  Housing: Metal dome (vandal-resistant)
  
• 
  Protection:
  
  
  IP67 (water/dust)
  
  
  IK10 (vandal-proof)
  
  
  
• 
  Operating Temp: approx. -30°C to +60°C
  
• 
  Power Supply:
  
  
  PoE (802.3af)
  
  
  12V DC
  
  
  

📌 Summary

This model delivers:

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  4K ultra-clear video
  
• 
  AI-based smart detection
  
• 
  Hybrid night vision (color + IR)
  
• 
  Rugged outdoor performance
  

👉 It’s a professional-grade IP dome camera suitable for demanding surveillance setups.