DS-2CD2121G0-I(S)(W)

Camera

Image Sensor

1/2.8" Progressive Scan CMOS

Min. Illumination

Color:

0.025 Lux @(F1.2; AGC ON)

0.07 Lux @(F2.0; AGC ON)

0 Lux with IR

Shutter Speed

1/3 s to 1/100,000 s

Slow Shutter

Support

Lens

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

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

6 mm: horizontal FOV: 54°, vertical FOV: 30°, diagonal FOV: 62°

Lens Mount

M12

Aperture

F2.0

Day &Night

IR cut filter

DNR

3D DNR

Wide Dynamic Range

DWDR

3-Axis Adjustment

Pan: 0° to 355° , tilt: 0° to 70°

Compression Standard

Video Compression

Main stream: H.265/H.264

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

H.264 Type

Main Profile/High Profile

H.264+

Support

H.265 Type

Main Profile

H.265+

Support

Video Bit Rate

32 Kbps to 16 Mbps

Audio Compression (-S)

G.711/G.722.1/G.726/MP2L2

Audio Bit Rate (-S)

64Kbps(G.711)/16Kbps(G.722.1)/16Kbps(G.726)/32-128Kbps(MP2L2)

Image

Max. Resolution

1920 × 1080

Main Stream

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

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

Sub Stream

50Hz: 25fps (640 × 360, 352 × 288)

60Hz: 30fps (640 × 360, 352 × 240)

Image Enhancement

BLC/3D DNR

Image Settings

Support rotate mode. Brightness, contrast, saturation, and sharpness are adjustable via web browser and client software

Day/Night Switch

Auto/Scheduled/Alarm Triggered

Audio

Environment Noise Filtering

Support

Audio I/O

Support

Sampling Rate

Max. 48kHz

Network

Network Storage

Support microSD/SDHC/SDXC card (128G), local storage and NAS (NFS,SMB/CIFS), ANR

Alarm Trigger

Motion Detection, Tampering Alarm, Network Disconnected, IP Address Conflict, Illegal Login, HDD full, HDD error

Protocols

TCP/IP, UDP, ICMP, HTTP, HTTPS, FTP, DHCP, DNS, DDNS, RTP, RTSP, RTCP, PPPoE, NTP, UPnP, SMTP, SNMP, IGMP, 802.1X, QoS, IPv6

Standard

ONVIF (PROFILE S, PROFILE G), PSIA, CGI, ISAPI

General Function

One-key Reset , Anti-Flicker, Heartbeat, Mirror, Password Protection, Privacy Mask, Watermark, IP Address Filter

Wi-Fi (-W)

Wireless Standards

IEEE802.11b, 802.11g, 802.11n

Frequency Range

2.4 GHz - 2.4835 GHz

Channel Bandwidth

20/40MHz Support

Protocols

802.11b: CCK, QPSK, BPSK, 802.11g/n: OFDM

Security

64/128-bit WEP, WPA/WPA2, WPA-PSK/WPA2-PSK, WPS

Transfer Rates

11b: 11Mbps, 11g: 54Mbps, 11n: up to 150Mbps

Wireless Range

50 meters (The performance varies based on actual environment)

Interface

Communication Interface

1 RJ45 10M/100M self-adaptive Ethernet port

Audio

1 audio input (line in), 1 audio output interface

Alarm

1 alarm input, 1 alarm output

On-board Storage

Built-in microSD/SDHC/SDXC slot, up to 128 GB

General

Operating Conditions

-30 °C to +60 °C (-22 °F to +140 °F), Humidity 95% or less (non-condensing)

Power Supply

DC 12V ± 25%, 6W 
PoE (802.3af, class 3)

IR Range

Up to 30 m

Protection Level

IP67, IK10

Material

Metal&plastic

Dimensions

Φ 111 × 82.4 mm (Φ 4.4″ × 3.2″)

Weight

500 g (1.1 lb.)