Hikvision DS-2CD23166G3-I2UY 16MP AcuSense DarkFighter IP Turret Camera with Built-in Audio
The Hikvision DS-2CD23166G3-I2UY is a high-performance 16MP AcuSense IP turret camera designed for applications where exceptional image detail, intelligent detection and reliable low-light performance are required. With a maximum resolution of 4608 × 3456, this camera captures highly detailed surveillance footage for residential, commercial and professional security installations.
Powered by Hikvision DarkFighter technology, the DS-2CD23166G3-I2UY delivers excellent low-light imaging, while 130 dB True WDR helps maintain clear and balanced images in scenes with strong contrast between bright and dark areas. Smart IR illumination provides up to 40 m of supplementary infrared lighting for dependable night-time surveillance.
Hikvision AcuSense deep-learning technology provides human and vehicle classification to help reduce false alarms caused by irrelevant movement. The camera also supports a range of intelligent detection functions including intrusion detection, line crossing and other smart event features.
The DS-2CD23166G3-I2UY features a built-in arrayed dual microphone for audio capture, efficient H.265 and H.265+ video compression, onboard microSD storage of up to 512 GB and both 12V DC and PoE power options.
Available with 2.8 mm or 4 mm fixed lens options, this Hikvision 16MP turret camera provides flexible coverage for entrances, driveways, car parks, commercial buildings, warehouses and other indoor or outdoor security applications. Its IP67 weather protection and NEMA 4X anti-corrosion design make it suitable for demanding installation environments.
Features
- 16MP ultra-high-resolution imaging for exceptional detail
- Powered by DarkFighter technology for excellent low-light performance
- AcuSense deep learning-based human and vehicle classification
- True WDR technology for clear imaging in strong backlight conditions
- Built-in audio support (dual microphone depending on variant)
- Efficient video compression for optimized bandwidth and storage
- IP67 rated for water and dust resistance
- Anti-corrosion design for enhanced durability
- Smart motion detection with reduced false alarms through AI filtering
Why Choose the Hikvision DS-2CD23166G3-I2UY?
16MP Ultra-High Resolution
The 16MP sensor produces 4608 × 3456 resolution, providing a high level of image detail for security applications where identifying objects and activity is important.
AcuSense Intelligent Detection
Hikvision AcuSense technology uses deep-learning algorithms to distinguish human and vehicle targets from other moving objects, helping reduce unnecessary false alarms.
DarkFighter Low-Light Performance
DarkFighter technology is designed to maintain image quality in difficult lighting conditions, making the camera suitable for installations where conventional cameras may struggle.
Clear Images in High-Contrast Scenes
With 130 dB True WDR, the camera can handle challenging scenes containing bright and dark areas, helping maintain usable detail throughout the image.
Smart IR Night Vision
The integrated Smart IR system provides up to 40 m of supplementary infrared illumination for reliable monitoring after dark.
Built-in Audio
The integrated arrayed dual microphone provides audio capture while helping filter environmental noise.
Designed for Outdoor Use
IP67 protection provides resistance to dust and water, while the NEMA 4X anti-corrosion design provides additional protection for demanding environments.





