HIKVISION | DS-2CD2T23G2-2I/4I

2 MP AcuSense Fixed Bullet Network Camera

• High quality imaging with 2 MP resolution
• Clear imaging against strong backlight due to 120 dB WDR technology
• Efficient H.265+ compression technology
• Focus on human and vehicle targets classification based on deep learning
• Water and dust resistant (IP67)

Camera

• Image Sensor：1/2.8″ Progressive Scan CMOS
• Max. Resolution：1920 × 1080
• Min. Illumination：Color: 0.005 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 360°,tilt: 0° to 90°,rotate: 0° to 360°

Lens

• Lens Type：Fixed focal lens, 2.8, 4, and 6 mm optional
• Focal Length & FOV：
  2.8 mm, horizontal FOV 107°, vertical FOV 57°, diagonal FOV 127°
  4 mm, horizontal FOV 87°, vertical FOV 46°, diagonal FOV 104°
  6 mm, horizontal FOV 54°, vertical FOV 29°, diagonal FOV 63°
• Lens Mount：M12
• Iris Type：Fixed
• Aperture：F1.6
• Depth Of Field：
  2.8 mm: 1 m to ∞
  4 mm: 1.2 m to ∞
  6 mm: 2.8 m to ∞

DORI

• DORI：
  2.8 mm: D: 44 m, O: 17 m, R: 9 m, I: 4 m
  4 mm: D: 54 m, O: 21 m, R: 11 m, I: 5 m
  6 mm: D: 88 m, O: 35 m, R: 18 m, I: 9 m

Illuminator

• Supplement Light Type：IR
• Supplement Light Range：-2I: up to 60 m, -4I: up to 80 m
• Smart Supplement Light：Yes
• IR Wavelength：850 nm

Video

• Main Stream：
  50 Hz: 25 fps (1920 × 1080, 1280 × 720)
  60 Hz: 30 fps (1920 × 1080, 1280 × 720)
• Sub-Stream：
  50 Hz: 25 fps (640 × 480, 640 × 360)
  60 Hz: 30 fps (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)
• 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
• Video Bit Rate：32 Kbps to 8 Mbps
• H.264 Type：Baseline Profile,Main Profile,High Profile
• H.265 Type：Main Profile
• Bit Rate Control：CBR,VBR
• Scalable Video Coding (SVC)：H.264 and H.265 encoding
• Region Of Interest (ROI)：1 fixed region(s) for main stream and sub-stream

Network

• Protocols：TCP/IP, ICMP, HTTP, HTTPS, FTP, DHCP, DNS, DDNS, RTP, RTSP, NTP, UPnP, SMTP, IGMP, 802.1X, QoS, IPv6, UDP, Bonjour, SSL/TLS, PPPoE, SNMP, WebSocket, WebSockets
• Simultaneous Live View：Up to 6 channels
• API：Open Network Video Interface (Profile S, Profile G, Profile T),ISAPI,SDK
• User/Host：
  Up to 32 users
  3 user levels: administrator, operator, and user
• Security：Password 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 1.3, host authentication (MAC address)
• Network Storage：NAS (NFS, SMB/CIFS),Auto Network Replenishment (ANR)
• Client：iVMS-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+,
  Local service: Chrome 57.0+, Firefox 52.0+

Image

• Image Parameters Switch：Yes
• Image Settings：Rotate mode,saturation,brightness,contrast,sharpness,gain,white balance,adjustable by client software or web browser
• Day/Night Switch：Day,Night,Auto,Schedule
• Wide Dynamic Range (WDR)：120 dB
• SNR：≥ 52 dB
• Image Enhancement：BLC,HLC,3D DNR
• Privacy Mask：Yes

Interface

• Ethernet Interface：1 RJ45 10 M/100 M self-adaptive Ethernet port
• On-Board Storage：Built-in memory card slot, support microSD/microSDHC/microSDXC card, up to 256 GB
• Reset Key：Yes

Event

• Basic Event：Motion detection (support alarm triggering by specified target types (human and vehicle)),video tampering alarm,exception
• Smart Event：
  Line crossing detection, intrusion detection (support alarm triggering by specified target types (human and vehicle)), Face detection
• Linkage：Upload to FTP/NAS/memory card,notify surveillance center,send email,trigger recording,trigger capture

General

• Power：2I: 12 VDC ± 25%, 0.63 A, max. 7.6 W, Ø5.5 mm coaxial power plug, reverse polarity protection, PoE: 802.3af, Class 3, 36 V to 57 V, 0.25 A to 0.16 A, max. 9 W; 4I: 12 VDC ± 25%, 0.88 A, max. 10.6 W, Ø5.5 mm coaxial power plug, reverse polarity protection, PoE: 802.3af, Class 3, 36 V to 57 V, 0.34 A to 0.21 A, max. 12 W
• Material：Front cover: metal, back cover: metal
• Dimension：289 mm × 93.1 mm × 91.2 mm (11.4″ × 3.7″ × 3.6″)
• Package Dimension：386 mm × 156 mm × 155 mm (15.2″ × 6.2″ × 6.2″)
  Approx. 1100 g (2.4 lb.)
• With Package Weight：Approx. 1599 g (3.5 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)
• Language：33 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
• General Function：Heartbeat,anti-flicker,password reset via email,pixel counter

Approval

• EMC：
  FCC: 47 CFR Part 15, Subpart B,
  CE-EMC: EN 55032: 2015, EN 61000-3-2:2019, EN 61000-3-3: 2013+A1:2019, EN 50130-4: 2011 +A1: 2014,
  IC: ICES-003: Issue 7,
  KC: KN32: 2015, KN35: 2015
• Safety：
  UL: UL 62368-1,
  CE-LVD: EN 62368-1: 2014/A11: 2017
• Environment：
  CE-RoHS: 2011/65/EU,
  WEEE: 2012/19/EU,
  Reach: Regulation (EC) No 1907/2006
• Protection：IP67: IEC 60529-2013