Hikvision 8MP 4K AcuSense Dome Security Camera - 2.8mm Lens - DS-2CD2186G2H-ISU

HIKVISION ACUSENSE G2H 2CD2186G2H-ISU 8MP DOME CAMERA, FIXED 2.8MM, IR 30M, MIC, 3YR

Hikvision's 8MP 4K dome camera delivers exceptional clarity in any light, from bright daylight to near-total darkness. The advanced CMOS sensor and efficient H.265+ encoding minimize bandwidth while the 30m IR illuminator ensures reliable night vision. Built tough with IP67 and IK10 ratings, it withstands harsh weather and vandalism attempts—ideal for demanding outdoor and indoor surveillance.

Key Features

• Excellent low-light performance via powered-by-DarkFighter technology
• High quality imaging with 8 MP resolution
• Clear imaging against strong back light due to 130 dB WDR technology
• Efficient H.265+ compression technology
• Focus on human and vehicle classification based on deep learning
• -U: Built-in microphone for real-time audio security
• Water and dust resistant (IP67) and vandal-resistant (IK10)

Downloads

• Data Sheet
• User Manual
• Quick Start Guide

Technical Specifications

• Camera
• Image Sensor1/1.8" Progressive Scan CMOS
• Max. Resolution3840 × 2160
• Min. IlluminationColor: 0.0008 Lux @ (F1.0, AGC ON),B/W: 0 Lux with IR
• Shutter Time1/3 s to 1/100,000 s
• Day & NightIR cut filter
• Angle AdjustmentPan: 0° to 355°,tilt: 0° to 75°,rotate: 0° to 355°

• Lens
• Lens TypeFixed focal lens, 2.8 and 4 mm optional
• Focal Length & FOV

  2.8 mm, horizontal FOV 105.1°, vertical FOV 54.8°, diagonal FOV 128.2°

  4 mm, horizontal FOV 90.0°, vertical FOV 45.8°, diagonal FOV 109.4°

• Lens MountM16
• Iris TypeFixed
• ApertureF1.0
• Depth of Field

  2.8 mm: 3.3 m to ∞

  4 mm: 3.8 m to ∞

• DORI
• DORI

  2.8 mm: D: 89 m, O: 35 m, R: 17 m, I: 8 m

  4 mm: D: 109 m, O: 43 m, R: 21 m, I: 10 m

• Illuminator
• Supplement Light TypeIR
• Supplement Light RangeUp to 30 m
• Smart Supplement LightYes
• IR Wavelength850 nm

• Video
• Main Stream

  50 Hz:

  25 fps (3840 × 2160, 3200 × 1800, 2688 × 1520, 1920 × 1080, 1280 × 720)

  60 Hz:

  24 fps (3840 × 2160)

  30 fps (3200 × 1800, 2688 × 1520, 1920 × 1080, 1280 × 720)

• Sub-Stream

  50 Hz: 25 fps (1280 × 720, 640 × 480, 640 × 360)

  60 Hz: 30 fps (1280 × 720, 640 × 480, 640 × 360)

• Third Stream

  50 Hz: 10 fps (1920 × 1080, 1280 × 720, 640 × 480, 640 × 360)

  60 Hz: 10 fps (1920 × 1080, 1280 × 720, 640 × 480, 640 × 360)

  *Third stream is supported under certain settings.

• Video Compression

  Main stream: H.265/H.264/H.264+/H.265+,

  Sub-stream: H.265/H.264/MJPEG,

  Third stream: H.265/H.264,

  *Third stream is supported under certain settings.

• Video Bit Rate32 Kbps to 16 Mbps
• H.264 TypeBaseline Profile,Main Profile,High Profile
• H.265 TypeMain Profile
• Bit Rate ControlCBR,VBR
• Scalable Video Coding (SVC)H.264 and H.265 encoding
• Region of Interest (ROI)1 fixed region for main stream and sub-stream

• Audio
• Audio Compression-U: G.711/G.722.1/G.726/MP2L2/PCM/MP3/AAC-LC
• Audio Type-U: Mono sound
• Audio Bit Rate-U: 64 Kbps (G.711ulaw/G.711alaw)/16 Kbps (G.722.1)/16 Kbps (G.726)/16 Kbps to 64 Kbps (AAC-LC)/32 to 192 Kbps (MP2L2)/8 to 320 Kbps (MP3)
• Audio Sampling Rate-U: 8 kHz/16 kHz/32 kHz/44.1 kHz/48 kHz
• Environment Noise Filtering-U: Yes

• Network
• ProtocolsTCP/IP, ICMP, HTTP, HTTPS, FTP, DHCP, DNS, DDNS, RTP, RTSP, RTCP, NTP, UPnP, SMTP, IGMP, 802.1X, QoS, IPv4, IPv6, UDP, Bonjour, SSL/TLS, PPPoE, SNMP, WebSocket, WebSockets, SRTP, SFTP
• Simultaneous Live ViewUp to 6 channels
• APIOpen Network Video Interface (Profile S, Profile G, Profile T),ISAPI,SDK,ISUP
• User/Host

  Up to 32 users

  3 user levels: administrator, operator, and user

• SecurityPassword protection, complicated password, HTTPS encryption, 802.1X authentication (EAP-TLS, EAP-LEAP, EAP-MD5), watermark, IP address filter, basic and digest authentication for HTTP/HTTPS, WSSE and digest authentication for Open Network Video Interface, RTP/RTSP over HTTPS, control timeout settings, security audit log, TLS 1.1/1.2/1.3, host authentication (MAC address)
• Network Storage

  NAS (NFS, SMB/CIFS),Auto Network Replenishment (ANR),

  Together with high-end Hikvision memory card, memory card encryption and health detection are supported.

• ClientiVMS-4200,Hik-Connect,Hik-Central
• Web Browser

  Plug-in required live view: IE 10, IE 11,

  Plug-in free live view: Chrome 57.0+, Firefox 52.0+, Edge 89+,

  Local service: Chrome 57.0+, Firefox 52.0+, Edge 89+

• Image
• Image Parameters SwitchYes
• Image SettingsRotate mode,saturation,brightness,contrast,sharpness,gain,white balance,adjustable by client software or web browser
• Day/Night SwitchDay,Night,Auto,Schedule
• Image EnhancementBLC,HLC,3D DNR
• SNR≥ 52 dB
• Wide Dynamic Range (WDR)130 dB
• Privacy Mask4 programmable polygon privacy masks

• Interface
• Ethernet Interface1 RJ45 10 M/100 M self-adaptive Ethernet port
• On-Board Storage

   

  Built-in memory card slot, support microSD/microSDHC/microSDXC card, up to 512 GB

• Built-in Microphone-U: Yes
• Audio-S: 1 input (line in), two-core terminal block, max. input amplitude: 3.3 Vpp, input impedance: 4.7 KΩ, interface type: non-equilibrium, 1 output (line out), two-core terminal block, max. output amplitude: 3.3 Vpp, output impedance: 100 Ω, interface type: non-equilibrium
• Alarm-S: 1 input, 1 output (max. 12 VDC, 30 mA)
• Reset KeyYes

• Event
• Basic EventMotion detection (support alarm triggering by specified target types (human and vehicle)),video tampering alarm,exception
• LinkageUpload to FTP/NAS/memory card,notify surveillance center,trigger recording,trigger capture,send email
• Smart Event

   

  Scene change detection

• Deep Learning Function
• Face CaptureYes
• Perimeter Protection

  Line crossing, intrusion, region entrance, region exiting

  Support alarm triggered by specified target types (human and vehicle)

• General
• Power

  12 VDC ± 25%, 0.66 A, max. 8 W,Ø5.5 mm coaxial power plug,reverse polarity protection,

  PoE: IEEE 802.3af, Class 3, max. 9.5 W

• Material

   

  Base: aluminum alloy, cover: aluminum alloy

• DimensionØ121.5 mm × 97.6 mm (Ø4.78" × 3.84")
• Package Dimension234 mm × 120 mm × 117 mm (9.2" × 4.7" × 4.6")
• WeightApprox. 525 g (1.2 lb.)
• With Package WeightApprox. 750 g (1.7 lb.)
• Storage Conditions-30 °C to 60 °C (-22 °F to 140 °F). Humidity 95% or less (non-condensing)
• Startup and Operating Conditions-30 °C to 60 °C (-22 °F to 140 °F). Humidity 95% or less (non-condensing)
• General FunctionHeartbeat,mirror,password reset via email,pixel counter,anti-banding
• Language33 languages: English, Russian, Estonian, Bulgarian, Hungarian, Greek, German, Italian, Czech, Slovak, French, Polish, Dutch, Portuguese, Spanish, Romanian, Danish, Swedish, Norwegian, Finnish, Croatian, Slovenian, Serbian, Turkish, Korean, Traditional Chinese, Thai, Vietnamese, Japanese, Latvian, Lithuanian, Portuguese (Brazil), Ukrainian

• Approval
• EMC

   

  CE-EMC: EN 55032: 2015, EN 61000-3-2:2019, EN 61000-3-3: 2013+A1:2019, EN 50130-4: 2011 +A1: 2014

• Safety

   

  CB: IEC 62368-1: 2014+A11,

  CE-LVD: EN 62368-1: 2014/A11: 2017

• Environment

  CE-RoHS: 2011/65/EU,

  WEEE: 2012/19/EU,

  Reach: Regulation (EC) No 1907/2006

• ProtectionIP67: IEC 60529-2013,IK10: IEC 62262:2002