Hikvision DS-2CD2166G2-I – 6MP AcuSense Fixed Dome Network Camera with DarkFighter, Human/Vehicle Detection, 120dB WDR, 512GB SD Support, IP67 & IK10
Overview:
• The Hikvision DS-2CD2166G2-I is a 6MP AcuSense Fixed Dome Network Camera designed for smart indoor and outdoor IP surveillance systems.
• It delivers high-quality 6MP video resolution up to 3200 × 1800, suitable for offices, shops, schools, villas, entrances, corridors, parking areas, warehouses, and public areas.
• The camera is powered by Hikvision AcuSense technology, focusing on human and vehicle target classification to improve alarm accuracy.
• DarkFighter technology provides excellent low-light performance, helping the camera produce clearer images in challenging lighting conditions.
• It supports 120dB true WDR, H.265+ compression, IR illumination up to 30 meters, onboard microSD storage up to 512GB, PoE, IP67, and IK10 protection.
• The -SU version supports built-in microphone, audio input/output, and alarm input/output for advanced project requirements.
Key Features:
• 6MP Resolution: High-quality imaging with maximum resolution of 3200 × 1800.
• DarkFighter Technology: Excellent low-light performance for clearer images in dark scenes.
• AcuSense Technology: Human and vehicle target classification based on deep learning.
• Smart Events: Line crossing, intrusion, region entrance, region exiting, and scene change detection.
• Face Capture: Supports face capture function.
• 120dB True WDR: Clear imaging against strong backlight.
• H.265+ Compression: Reduces bandwidth and storage usage efficiently.
• IR Night Vision: Provides infrared illumination up to 30 meters.
• 512GB SD Card Support: Supports microSD / microSDHC / microSDXC local storage up to 512GB.
• IP67 Protection: Water and dust resistant for outdoor installation.
• IK10 Vandal Resistance: Strong dome housing suitable for exposed areas.
• PoE Support: Supports IEEE 802.3af PoE for easier installation.
• Audio/Alarm Option: The -SU version supports built-in microphone, audio I/O, and alarm I/O.
Technical Specifications:
• Brand: Hikvision
• Model: DS-2CD2166G2-I
• Product Type: AcuSense Fixed Dome Network Camera
• Image Sensor: 1/2.4" Progressive Scan CMOS
• Max. Resolution: 3200 × 1800
• Resolution: 6MP
• Min. Illumination: Color: 0.003 Lux @ F1.6, AGC ON; B/W: 0 Lux with IR
• Shutter Time: 1/3 s to 1/100,000 s
• Day & Night: IR cut filter
• Angle Adjustment: Pan: 0° to 355°, Tilt: 0° to 75°, Rotate: 0° to 355°
• Lens Type: Fixed focal lens
• Lens Options: 2.8mm / 4mm
• 2.8mm FOV: Horizontal 105.1°, Vertical 53.4°, Diagonal 128.6°
• 4mm FOV: Horizontal 83.9°, Vertical 44.5°, Diagonal 100.8°
• Lens Mount: M12
• Iris Type: Fixed
• Aperture: F1.6
• DORI 2.8mm: Detect 78.6m, Observe 31.2m, Recognize 15.7m, Identify 7.9m
• DORI 4mm: Detect 95.6m, Observe 37.9m, Recognize 19.1m, Identify 9.6m
• Supplement Light Type: IR
• IR Range: Up to 30m
• Smart Supplement Light: Supported
• IR Wavelength: 850nm
• Main Stream: 25 fps at 3200 × 1800 / 2688 × 1520 / 1920 × 1080 / 1280 × 720 at 50Hz; 30 fps at the same resolutions at 60Hz
• Sub-Stream: 1280 × 720 / 640 × 480 / 640 × 360 up to 25/30 fps
• Third Stream: 1920 × 1080 / 1280 × 720 / 640 × 480 / 640 × 360 up to 10 fps under certain settings
• Video Compression: Main stream: H.265+ / H.265 / H.264+ / H.264; Sub-stream: H.265 / H.264 / MJPEG; Third stream: H.265 / H.264
• Video Bitrate: 32 Kbps to 16 Mbps
• Bit Rate Control: CBR / VBR
• SVC: H.264 and H.265 encoding
• ROI: 1 fixed region for main stream and sub-stream
• Audio Type: Mono sound in -U model
• Audio Compression: Available in -U model: G.711 / G.722.1 / G.726 / MP2L2 / PCM / MP3 / AAC-LC
• Built-in Microphone: Available in -U / -SU model
• Audio Interface: Available in -S / -SU model: 1 input and 1 output
• Alarm Interface: Available in -S / -SU model: 1 input and 1 output
• Wide Dynamic Range: 120dB
• SNR: ≥ 52dB
• Image Enhancement: BLC, HLC, 3D DNR
• Privacy Mask: 4 programmable polygon privacy masks
• Network Storage: NAS, ANR, memory card encryption and health detection with high-end Hikvision memory card
• Onboard Storage: Built-in microSD / microSDHC / microSDXC slot up to 512GB
• Basic Events: Motion detection with human and vehicle target classification, video tampering alarm, exception
• Smart Events: Line crossing, intrusion, region entrance, region exiting, scene change detection
• Deep Learning Function: Face capture supported
• Linkage: Upload to FTP / NAS / memory card, notify surveillance center, send email, trigger recording, trigger capture, trigger alarm output and audible warning in -S model
• Protocols: TCP/IP, ICMP, HTTP, HTTPS, FTP, DHCP, DNS, DDNS, RTP, RTSP, NTP, UPnP, SMTP, IGMP, 802.1X, QoS, IPv4, IPv6, UDP, Bonjour, SSL/TLS, PPPoE, SNMP, ARP, WebSocket, WebSockets, SRTP, SFTP
• API: ONVIF Profile S / Profile G / Profile T, ISAPI, SDK, ISUP
• Simultaneous Live View: Up to 6 channels
• User / Host: Up to 32 users, 3 levels: administrator, operator, user
• Client Software: iVMS-4200, Hik-Connect, Hik-Central
• Ethernet Interface: 1 × RJ45 10M / 100M self-adaptive Ethernet port
• Reset Key: Supported
• Power Supply: 12V DC ±25%, max. 6W
• PoE: IEEE 802.3af Class 3, max. 7.5W
• Material: Aluminum alloy body, plastic bubble
• Dimensions: Ø121.4 × 92.2 mm
• Weight: Approx. 440g
• Operating Conditions: -30°C to +60°C, humidity 95% or less
• Protection Rating: IP67 / IK10
Applications:
• Smart indoor and outdoor IP CCTV systems
• Offices and administrative areas
• Shops and retail branches
• Villas and residential buildings
• Schools, clinics, and public areas
• Warehouses and storage areas
• Entrances, corridors, and parking areas
• Projects requiring human and vehicle detection
• Installations requiring DarkFighter low-light performance, SD card backup, PoE, IP67, and IK10 protection
Connect Gates Recommendation:
• Connect Gates recommends the Hikvision DS-2CD2166G2-I for IP CCTV projects that need 6MP dome camera coverage with AcuSense smart detection and better low-light performance.
• It is suitable for offices, shops, schools, entrances, corridors, parking areas, villas, and public areas where accurate detection and vandal resistance are important.
• The camera offers strong value with 6MP resolution, DarkFighter technology, human/vehicle classification, 120dB WDR, H.265+ compression, 512GB SD card support, IP67, and IK10.
• For wider scenes, Connect Gates recommends the 2.8mm lens; for narrower and more focused monitoring, the 4mm lens is more suitable.
• For projects requiring built-in microphone, audio/alarm I/O, or audible warning, choose the suitable -SU version.