Hikvision DS-2CD23166G3-I2UY 16MP 4mm AcuSense Darkfighter Fixed Turret IP Camera with Mic WHITE
Hikvision DS-2CD23166G3-I2UY — 16 MP Turret IP Camera with Mic (White, 4 mm)
16 MP G3 turret with ColorVuHikvision AcuSense vs ColorVu: UK Installer Guide for 2026 3.0, AcuSenseHikvision AcuSense NVR Range 2026: Sizing Guide, Hybrid Light to 40 m. 4 mm long-focal — 148 m DORI. Same-day dispatch, Leicester.
4 mm long-focal 16 MP turret (White) — 73.3° FoV / 148 m DORI Detect. Mic + AcuSenseHikvision AcuSense NVR Range 2026: Sizing Guide.
- 16 MP 4608 × 3456
- 4 mm F1.6 long-focal — 148 m DORI
- ColorVuHikvision AcuSense vs ColorVu: UK Installer Guide for 2026 3.0 + Hybrid Light to 40 m
- Mic + AcuSenseHikvision AcuSense NVR Range 2026: Sizing Guide
- IP67 + IK10
Overview
The Hikvision DS-2CD23166G3-I2UY 4 mm long-focal variant gives the longest DORI Detect range of any G3 fixed-lens model — D: 148 m. The 1/1.8" Progressive Scan CMOS captures 4608 × 3456 UHD at F1.6, full-colour 24/7 at 0.0008 Lux. Smart HybridSmart Hybrid Light Light up to 40 m. 130 dB true WDR. Built-in arrayed dual-microphone. Powered by DarkFighter delivers excellent low-light performance.
Combined with 16 MP resolution, the 4 mm lens supports digital zoom and ROI cropping for forensic detail at distance — ideal for car parks, long driveways, perimeter fence lines and corridors needing person/face identification at distance. AcuSenseHikvision AcuSense NVR Range 2026: Sizing Guide Human + Vehicle classification filters perimeter alarms. Multi-codec H.265+ output keeps storage manageable despite the high pixel count.
ONVIF Profile S/G/T + ISAPI + SDK + ISUP. iVMS-4200 / Hik-Connect / Hik-Central first-party. microSD up to 512 GB with ANR. Metal IP67/IK10/NEMA 4X chassis. -30 °C to 60 °C operating range. PoE 802.3af Class 3 or 12 VDC.
Key Features
- 16 MP UHD at 4608 × 3456 on 1/1.8" Progressive Scan CMOS
- 4 mm long-focal F1.6 lens — 73.3° H FoV
- DORI Detect 148 m — longest fixed-lens DORI in G3 range
- Powered by DarkFighter — 0.0008 Lux @ F1.6
- Smart HybridSmart Hybrid Light Light (IR + White) up to 40 m
- 130 dB true WDR + 3D DNR + BLC + HLC + Defog
- AcuSenseHikvision AcuSense NVR Range 2026: Sizing Guide Human + Vehicle classification
- Built-in arrayed dual-microphone
- Multi-codec H.265+/H.264+/MJPEG to 16 Mbps
- microSD up to 512 GB with ANR; NAS
- ONVIF Profile S/G/T + ISAPI + SDK + ISUP
- Metal cover + body; IP67 + IK10 + NEMA 4X
Typical Applications
- Long driveways and perimeter fence lines (148 m detect)
- Car parks needing digital-zoom face/plate detail at distance
- Corridors and large warehouses
- Forensic detail surveillance
- Open courtyards with AcuSenseHikvision AcuSense NVR Range 2026: Sizing Guide-filtered alarms
What's in the Box
- 1 × Hikvision DS-2CD23166G3-I2UY 16 MP turret (White, 4 mm)
- 1 × mounting template + screw pack
- 1 × quick start guide
- 1 × waterproof RJ45 connector
📄 Download: Hikvision DS-2CD23166G3-I2UY datasheet (PDF)
Detailed Specifications — Hikvision DS-2CD23166G3-I2UY (White, 4 mm long-focal)
| Camera | |
|---|---|
| Image Sensor | 1/1.8" Progressive Scan CMOS |
| Max. Resolution | 4608 × 3456 (16 MP UHD) |
| Min. Illumination (Colour) | 0.0008 Lux @ F1.6; 0 Lux with IR |
| Shutter Time | 1 s to 1/100,000 s |
| Day & Night | IR cut filter |
| Angle Adjustment | Pan 0°-360°, Tilt 0°-75°, Rotate 0°-360° |
| Lens | |
| Lens Type | 4 mm fixed focal (long-focal) |
| Aperture | F1.6 |
| Horizontal FOV | 73.3° |
| Vertical FOV | 54.7° |
| Diagonal FOV | 94° |
| Depth of Field | 3.5 m to ∞ |
| DORI | D: 148 m, O: 59 m, R: 29 m, I: 14 m |
| Illuminator | |
| Supplement Light Range | Up to 40 m (Smart Hybrid) |
| IR Wavelength | 850 nm |
| Video | |
| Video Compression | H.265+ / H.264+ / H.265 / H.264 / MJPEG |
| Video Bit Rate | 32 Kbps to 16 Mbps |
| WDR | 130 dB true WDR |
| SNR | ≥ 52 dB |
| Image Enhancement | BLC, HLC, 3D DNR, Distortion Correction, Defog |
| Audio | |
| Audio Input | Built-in arrayed dual-microphone |
| Smart Function | |
| AcuSense | Human + Vehicle deep-learning |
| Perimeter Protection | Line crossing, Intrusion, Region entrance/exit |
| Face Capture | Yes (deep-learning) |
| General | |
| PoE | IEEE 802.3af Class 3 (max 10.5 W) |
| Dimensions | Ø 138.3 mm × 115.4 mm |
| Weight | 750 g |
| Operating | -30 °C to 60 °C |
| Protection | IP67 / IK10 / NEMA 4X (moderate) |
| Finish | White |
Frequently Asked Questions
What resolution does the Hikvision DS-2CD23166G3-I2UY record?
16MP UHD (4608 × 3456) — one of Hikvision's highest-resolution turret cameras.
How does it perform at night?
Powered-by-DarkFighter low-light technology with Smart Hybrid Light (white light + IR) up to 40m.
What lens does this version have?
A 4mm long-focal lens for greater reach, with DORI detection up to around 148m.
Does it have audio?
Yes — a built-in microphone.
Does it reduce false alarms?
Yes — AcuSense deep-learning analytics classify people and vehicles, with 130dB true WDR.
Is it weatherproof and vandal-resistant?
Yes — IP67-rated, IK10 vandal-resistant and NEMA 4X.
How is it powered?
Via PoE or 12V DC.
Which recorders is it compatible with?
Hikvision NVRs that support 16MP resolution, plus third-party systems via ONVIF.
