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)

Available models:

DS-2CD2121G1-IDW1(2.8mm)(B)

Camera
Image Sensor1/2.7" Progressive Scan CMOS
Min. IlluminationColor: 0.028 Lux @(F2.0, AGC ON)
Shutter Speed1/3 s to 1/100,000 s
Slow ShutterYes
Day &NightIR Cut Filter
Wide Dynamic RangeDWDR
DNR3D DNR
Axis AdjustmentPan: 0° to 355°, tilt: 0° to 75°

Lens
ApertureF2.0
FOV2.8 mm, horizontal FOV: 114°, vertical FOV: 62°, diagonal FOV: 135° 4 mm, horizontal field of view: 86°, vertical FOV: 46°, diagonal FOV: 102°
Lens MountM12
Focal Length2.8/4 mm

Illuminator
IR RangeUp to 30 m
Wavelength850 nm

Network
Alarm TriggerMotion detection, video tampering, network disconnected, IP address conflict, illegal login, HDD error, HDD full
Network StorageSupport built-in microSD/SDHC/SDXC card (128 GB), local storage and NAS (NFS, SMB/CIFS), ANR
ProtocolsTCP/IP, ICMP, DHCP, DNS, DDNS, HTTP, HTTPS, RTP, RTSP, NTP, UPnP, IGMP, IPv6, UDP, QoS, Bonjour
APIONVIF (PROFILE S, PROFILE G), ISAPI
Simultaneous Live ViewUp to 6 channels
User/HostUp to 32 users. 3 levels: administrator, operator and user
ClientWired 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 BrowserIE 8+, Chrome 31.0-44, Firefox 30.0-51, Safari 8.0+

Video
Max. Resolution1920 × 1080
Main Stream50Hz: 25 fps (1920 × 1080, 1280 × 960, 1280 × 720) 60Hz: 30 fps (1920 × 1080, 1280 × 960, 1280 × 720)
Sub Stream50Hz: 25 fps (640 × 480, 640 × 360, 320 × 240) 60Hz: 30 fps (640 × 480, 640 × 360, 320 × 240)
Video CompressionMain stream: H.265/H.264 Sub-stream: H.265/H.264/MJPEG
H.264 TypeBaseline Profile/Main Profile/High Profile
H.265 TypeMain Profile
Video Bit Rate32 Kbps to 8 Mbps

Audio
Audio CompressionG.711/G.722.1/G.726/MP2L2/PCM
Audio Bit Rate64Kbps(G.711)/16Kbps(G.722.1)/16Kbps(G.726)/32-192Kbps(MP2L2)
Audio Sampling Rate8 kHz/16 kHz/32 kHz/44.1 kHz/48 kHz

Smart Feature-Set
Region of InterestSupport 1 fixed region for main stream

Image
Image EnhancementBLC/3D DNR
Image SettingSaturation, brightness, contrast and sharpness are adjustable via client software and web browser
Day/Night SwitchAuto/Scheduled/Day/Night

Interface
Communication Interface1 RJ45 10M/100M self-adaptive Ethernet port
Audio1 Built-in mic, mono sound
On-board StorageBuilt-in microSD/SDHC/SDXC slot, up to 128 GB

General
Firmware VersionV5.5.98
General FunctionOne-key reset, anti-flicker, heartbeat, mirror, password protection, privacy mask, watermark, IP address filter
ResetYes
Startup and Operating Conditions-30 °C to +60 °C (-22 °F to +140 °F), humidity 95% or less (non-condensing)
Power Supply12 VDC ± 25%, Ø5.5 mm coaxial plug power
Power Consumption and Current12 VDC, 0.4 A, max. 5 W, <20 dBm
MaterialPlastic
DimensionsCamera: Ø121.4 mm × 92.2 mm (Ø4.8" × 3.6") With package: 150 mm × 150 mm × 141 mm (5.9" × 5.9" × 5.6")
Camera: approx. 465 g (1 lb.) With package: approx. 713 g (1.6 lb.)

Wi-Fi
Protocol802.11b: CCK, QPSK, BPSK 802.11g/n: OFDM
Wireless StandardsIEEE802.11b, 802.11g, 802.11n
Frequency2.412 GHz - 2.4835 GHz
Channel Bandwidth20/40 MHz
Security64/128-bit WEP, WPA-PSK/WPA2-PSK
Transfer Rate802.11b: 11 Mbps 802.11g: 54 Mbps 802.11n: up to 150 Mbps
Wireless RangeUp to 50 m (The performance varies based on actual environment)

Approval
ProtectionIngress protection: IP66 (IEC 60529-2013)

Compression Standard
H.264+Main stream supports
H.265+Main stream supports

Camera

Image Sensor1/2.7" Progressive Scan CMOS
Min. IlluminationColor: 0.028 Lux @(F2.0, AGC ON)
Shutter Speed1/3 s to 1/100,000 s
Slow ShutterYes
Day &NightIR Cut Filter
Wide Dynamic RangeDWDR
DNR3D DNR
Axis AdjustmentPan: 0° to 355°, tilt: 0° to 75°

Lens

ApertureF2.0
FOV2.8 mm, horizontal FOV: 114°, vertical FOV: 62°, diagonal FOV: 135° 4 mm, horizontal field of view: 86°, vertical FOV: 46°, diagonal FOV: 102°
Lens MountM12
Focal Length2.8/4 mm

Illuminator

IR RangeUp to 30 m
Wavelength850 nm

Network

Alarm TriggerMotion detection, video tampering, network disconnected, IP address conflict, illegal login, HDD error, HDD full
Network StorageSupport built-in microSD/SDHC/SDXC card (128 GB), local storage and NAS (NFS, SMB/CIFS), ANR
ProtocolsTCP/IP, ICMP, DHCP, DNS, DDNS, HTTP, HTTPS, RTP, RTSP, NTP, UPnP, IGMP, IPv6, UDP, QoS, Bonjour
APIONVIF (PROFILE S, PROFILE G), ISAPI
Simultaneous Live ViewUp to 6 channels
User/HostUp to 32 users. 3 levels: administrator, operator and user
ClientWired 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 BrowserIE 8+, Chrome 31.0-44, Firefox 30.0-51, Safari 8.0+

Video

Max. Resolution1920 × 1080
Main Stream50Hz: 25 fps (1920 × 1080, 1280 × 960, 1280 × 720) 60Hz: 30 fps (1920 × 1080, 1280 × 960, 1280 × 720)
Sub Stream50Hz: 25 fps (640 × 480, 640 × 360, 320 × 240) 60Hz: 30 fps (640 × 480, 640 × 360, 320 × 240)
Video CompressionMain stream: H.265/H.264 Sub-stream: H.265/H.264/MJPEG
H.264 TypeBaseline Profile/Main Profile/High Profile
H.265 TypeMain Profile
Video Bit Rate32 Kbps to 8 Mbps

Audio

Audio CompressionG.711/G.722.1/G.726/MP2L2/PCM
Audio Bit Rate64Kbps(G.711)/16Kbps(G.722.1)/16Kbps(G.726)/32-192Kbps(MP2L2)
Audio Sampling Rate8 kHz/16 kHz/32 kHz/44.1 kHz/48 kHz

Smart Feature-Set

Region of InterestSupport 1 fixed region for main stream

Image

Image EnhancementBLC/3D DNR
Image SettingSaturation, brightness, contrast and sharpness are adjustable via client software and web browser
Day/Night SwitchAuto/Scheduled/Day/Night

Interface

Communication Interface1 RJ45 10M/100M self-adaptive Ethernet port
Audio1 Built-in mic, mono sound
On-board StorageBuilt-in microSD/SDHC/SDXC slot, up to 128 GB

General

Firmware VersionV5.5.98
General FunctionOne-key reset, anti-flicker, heartbeat, mirror, password protection, privacy mask, watermark, IP address filter
ResetYes
Startup and Operating Conditions-30 °C to +60 °C (-22 °F to +140 °F), humidity 95% or less (non-condensing)
Power Supply12 VDC ± 25%, Ø5.5 mm coaxial plug power
Power Consumption and Current12 VDC, 0.4 A, max. 5 W, <20 dBm
MaterialPlastic
DimensionsCamera: Ø121.4 mm × 92.2 mm (Ø4.8" × 3.6") With package: 150 mm × 150 mm × 141 mm (5.9" × 5.9" × 5.6")
Camera: approx. 465 g (1 lb.) With package: approx. 713 g (1.6 lb.)

Wi-Fi

Protocol802.11b: CCK, QPSK, BPSK 802.11g/n: OFDM
Wireless StandardsIEEE802.11b, 802.11g, 802.11n
Frequency2.412 GHz - 2.4835 GHz
Channel Bandwidth20/40 MHz
Security64/128-bit WEP, WPA-PSK/WPA2-PSK
Transfer Rate802.11b: 11 Mbps 802.11g: 54 Mbps 802.11n: up to 150 Mbps
Wireless RangeUp to 50 m (The performance varies based on actual environment)

Approval

ProtectionIngress protection: IP66 (IEC 60529-2013)

Compression Standard

H.264+Main stream supports
H.265+Main stream supports

Data Sheet

Quick Start Guide

User Manual

FAQ

Firmware

Firmware_V5.5.800_210630

Applied to:

DS-2CD2121G1-IDW1(2.8mm)(B)

*For better user experience, we highly recommend you to update your device to the latest firmware asap.

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