DS-2CD2121G1-IDW

2 MP Indoor Fixed Dome Network Camera with Build-in Mic

  • High quality imaging with 2 MP resolution
  • Efficient H.265+ compression technology
  • Clear imaging even with strong back lighting due to DWDR technology
  • Up to 128 GB SD card slot for storage
  • Built-in microphone for real-time audio security
  • Wi-Fi connection with Hik-Connect directly is not possible
  • Water and dust resistant (IP66)

Camera
Image Sensor 1/2.7″ Progressive Scan CMOS
Min. Illumination Color: 0.028 Lux @(F2.0, AGC ON)
Shutter Speed 1/3 s to 1/100,000 s
Slow Shutter Yes
Day &Night IR Cut Filter
Wide Dynamic Range DWDR
DNR 3D DNR
Axis Adjustment Pan: 0° to 355°, tilt: 0° to 75°
Lens
Aperture F2.0
FOV

2.8 mm, horizontal FOV: 114°, vertical FOV: 62°, diagonal FOV: 135°

4 mm, horizontal field of view: 86°, vertical FOV: 46°, diagonal FOV: 102°

Lens Mount M12
Focal Length 2.8/4 mm
Illuminator
IR Range Up to 30 m
Wavelength 850 nm
Network
Alarm Trigger Motion detection, video tampering, network disconnected, IP address conflict, illegal login, HDD error, HDD full
Network Storage Support built-in microSD/SDHC/SDXC card (128 GB), local storage and NAS (NFS, SMB/CIFS), ANR
Protocols TCP/IP, ICMP, DHCP, DNS, DDNS, HTTP, HTTPS, RTP, RTSP, NTP, UPnP, IGMP, IPv6, UDP, QoS, Bonjour
API ONVIF (PROFILE S, PROFILE G), ISAPI
Simultaneous Live View Up to 6 channels
User/Host Up to 32 users. 3 levels: administrator, operator and user
Client

Wired network: Hik-Connect, iVMS-4200, iVMS-5200, iVMS-4500

Wi-Fi: iVMS-4200, iVMS-5200, iVMS-4500

*Wi-Fi connection with Hik-Connect directly is not possible.

Web Browser IE 8+, Chrome 31.0-44, Firefox 30.0-51, Safari 8.0+
Video
Max. Resolution 1920 × 1080
Main Stream

50Hz: 25 fps (1920 × 1080, 1280 × 960, 1280 × 720)

60Hz: 30 fps (1920 × 1080, 1280 × 960, 1280 × 720)

Sub Stream

50Hz: 25 fps (640 × 480, 640 × 360, 320 × 240)

60Hz: 30 fps (640 × 480, 640 × 360, 320 × 240)

Video Compression

Main stream: H.265/H.264

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

H.264 Type Baseline Profile/Main Profile/High Profile
H.265 Type Main Profile
Video Bit Rate 32 Kbps to 8 Mbps
Audio
Audio Compression G.711/G.722.1/G.726/MP2L2/PCM
Audio Bit Rate 64Kbps(G.711)/16Kbps(G.722.1)/16Kbps(G.726)/32-192Kbps(MP2L2)
Audio Sampling Rate 8 kHz/16 kHz/32 kHz/44.1 kHz/48 kHz
Smart Feature-Set
Region of Interest Support 1 fixed region for main stream
Image
Image Enhancement BLC/3D DNR
Image Setting Saturation, brightness, contrast and sharpness are adjustable via client software and web browser
Day/Night Switch Auto/Scheduled/Day/Night
Interface
Communication Interface 1 RJ45 10M/100M self-adaptive Ethernet port
Audio 1 Built-in mic, mono sound
On-board Storage Built-in microSD/SDHC/SDXC slot, up to 128 GB
General
Firmware Version V5.5.98
General Function One-key reset, anti-flicker, heartbeat, mirror, password protection, privacy mask, watermark, IP address filter
Reset Yes
Startup and Operating Conditions -30 °C to +60 °C (-22 °F to +140 °F), humidity 95% or less (non-condensing)
Power Supply 12 VDC ± 25%, Ø5.5 mm coaxial plug power
Power Consumption and Current 12 VDC, 0.4 A, max. 5 W, <20 dBm
Material Plastic
Dimensions

Camera: Ø121.4 mm × 92.2 mm (Ø4.8″ × 3.6″)

With package: 150 mm × 150 mm × 141 mm (5.9 × 5.9″ × 5.6″)”

Weight

Camera: approx. 465 g (1 lb.)

With package: approx. 713 g (1.6 lb.)

Wi-Fi
Protocol

802.11b: CCK, QPSK, BPSK

802.11g/n: OFDM

Wireless Standards IEEE802.11b, 802.11g, 802.11n
Frequency 2.412 GHz – 2.4835 GHz
Channel Bandwidth 20/40 MHz
Security 64/128-bit WEP, WPA-PSK/WPA2-PSK
Transfer Rate

802.11b: 11 Mbps

802.11g: 54 Mbps

802.11n: up to 150 Mbps

Wireless Range Up to 50 m (The performance varies based on actual environment)
Approval
Protection Ingress protection: IP66 (IEC 60529-2013)