DS-2CD2821G0

Commercial Display

Global

Global - English

Asia

Europe

Oceania

ANZ - English

Latin America

North America

Middle East and Africa

2 MP Powered by DarkFighter Box Network Camera

High quality imaging with 2 MP resolution
Efficient H.265+ compression technology
Clear imaging against strong back light due to 120 dB true WDR technology
One built-in microphone
24 VAC ± 20%, 0.52 A, max. 7.5 W
Audio and alarm interface available

View Less

Available models:

DS-2CD2821G0

DS-2CD2821G0(AC24V/DC12V)

DS-2CD2821G0(C)

DS-2CD2821G0

Specification
Resources
Accessories

Camera
Image Sensor1/2.7" Progressive Scan CMOS
Max. Resolution1920 × 1080
Min. IlluminationColor: 0.005 Lux @ (F1.6, AGC ON)
Shutter Time1/3 s to 1/100, 000 s
Day & NightIR cut filter

Lens
Lens MountC/CS mount
Iris TypeDC drive

Video
Main Stream50 Hz: 25 fps (1920 × 1080, 1280 × 720) 60 Hz: 30 fps (1920 × 1080, 1280 × 720)
Sub-Stream50 Hz: 25 fps (640 × 480, 640 × 360) 60 Hz: 30 fps (640 × 480, 640 × 360)
Video Compression Main stream: H.265+/H.265/H.264+/H.264 Sub-stream: H.265/H.264/MJPEG
Video Bit Rate32 Kbps to 8 Mbps
H.264 TypeBaseline Profile/Main Profile/High Profile
H.265 TypeMain Profile
Region of Interest (ROI)1 fixed region for main stream

Audio
Audio Compression G.711ulaw/G.711alaw/G.722.1/G.726/MP2L2/PCM/AAC
Audio Bit Rate64 Kbps (G.711)/16 Kbps (G.722.1)/16 Kbps (G.726)/32 to 160 Kbps (MP2L2)/16 to 64 Kbps (AAC)
Audio Sampling Rate8 kHz/16 kHz
Environment Noise FilteringYes

Network
ProtocolsTCP/IP, ICMP, HTTP, HTTPS, FTP, DHCP, DNS, DDNS, RTP, RTSP, RTCP, PPPoE, NTP, UPnP™, SMTP, SNMP, IGMP, 802.1X, QoS, IPv6, Bonjour, IPv4, UDP, SSL/TLS
Simultaneous Live ViewUp to 6 channels
APIOpen Network Video Interface (Profile S, Profile G, Profile T), ISAPI
User/HostUp to 32 users. 3 user levels: administrator, operator and user
Network StorageNAS (NFS, SMB/CIFS), auto network replenishment (ANR)
ClientiVMS-4200, Hik-Connect, Hik-Central
Web BrowserPlug-in required live view: IE 10+ Plug-in free live view: Chrome 57.0+, Firefox 52.0+ Local service: Chrome 57.0+, Firefox 52.0+

Image
Image SettingsRotate mode, saturation, brightness, contrast, sharpness and white balance adjustable by client software or web browser
Day/Night SwitchDay, Night, Auto, Schedule
Wide Dynamic Range (WDR)120 dB
Image EnhancementBLC, HLC, 3D DNR

Interface
Ethernet Interface1 RJ45 10 M/100 M self-adaptive Ethernet port
On-Board StorageBuilt-in memory card slot, support microSD card, up to 256 GB
Built-in MicrophoneYes
Audio1 input (line in), 3.5 mm connector, max. input amplitude: 3.3 vpp, input impedance: 4.7 KΩ, interface type: non-equilibrium; 1 output (line out), 3.5 mm connector, max. output amplitude: 3.3 vpp, output impedance: 100 Ω, interface type: non-equilibrium.
Alarm 1 input,1 output (max. 12 VDC, 30 mA)
RS-4851 RS-485 (half duplex, HIKVISION, Pelco-P, Pelco-D, self-adaptive)
Reset KeyYes
Power Output12 VDC, 100 mA

Event
Basic Event Motion detection, video tampering alarm, exception
Smart EventLine crossing detection, intrusion detection
LinkageUpload to NAS/memory card/FTP, notify surveillance center, send email, trigger recording, trigger capture

General
Power12 VDC ± 25%, 0.63 A, max. 7.5 W, two-core terminal block, reverse polarity protection; 24 VAC ± 20%, 0.52 A, max. 7.5 W, two-core terminal block PoE: 802.3af, 36 V to 57 V, 0.24 A to 0.15 A, max. 8.5 W
Dimension68 mm × 56.3 mm × 132.3 mm (2.7" × 2.2" × 5.2")
Package Dimension216 mm × 121 mm × 118 mm (8.5" × 4.8" × 4.6")
WeightApprox. 435 g (1.0 lb.)
With Package WeightApprox. 623 g (1.4 lb.)
Storage Conditions-10 °C to 40 °C (14 °F to 104 °F). Humidity 95% or less (non-condensing)
Startup and Operating Conditions-10 °C to 40 °C (14 °F to 104 °F). Humidity 95% or less (non-condensing)
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
General FunctionAnti-flicker, heartbeat, mirror, password protection, one-key reset, privacy mask, watermark, IP address filter

Approval
EMCFCC (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) RCM (AS/NZS CISPR 32: 2015) IC (ICES-003: Issue 7) KC (KN32: 2015, KN35: 2015)
SafetyUL (UL 62368-1) CB (IEC 62368-1: 2014+A11) CE-LVD (EN 62368-1: 2014/A11: 2017) BIS (IS 13252 (Part 1): 2010/IEC 60950-1: 2005)
EnvironmentCE-RoHS (2011/65/EU) WEEE (2012/19/EU) Reach (Regulation (EC) No 1907/2006)

Camera

Image Sensor

1/2.7" Progressive Scan CMOS

Max. Resolution

1920 × 1080

Min. Illumination

Color: 0.005 Lux @ (F1.6, AGC ON)

Shutter Time

1/3 s to 1/100, 000 s

Day & Night

IR cut filter

Lens

Lens Mount

C/CS mount

Iris Type

DC drive

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)

Video Compression

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

Video Bit Rate

32 Kbps to 8 Mbps

H.264 Type

Baseline Profile/Main Profile/High Profile

H.265 Type

Main Profile

Region of Interest (ROI)

1 fixed region for main stream

Audio

Audio Compression

G.711ulaw/G.711alaw/G.722.1/G.726/MP2L2/PCM/AAC

Audio Bit Rate

64 Kbps (G.711)/16 Kbps (G.722.1)/16 Kbps (G.726)/32 to 160 Kbps (MP2L2)/16 to 64 Kbps (AAC)

Audio Sampling Rate

8 kHz/16 kHz

Environment Noise Filtering

Yes

Network

Protocols

TCP/IP, ICMP, HTTP, HTTPS, FTP, DHCP, DNS, DDNS, RTP, RTSP, RTCP, PPPoE, NTP, UPnP™, SMTP, SNMP, IGMP, 802.1X, QoS, IPv6, Bonjour, IPv4, UDP, SSL/TLS

Simultaneous Live View

Up to 6 channels

API

Open Network Video Interface (Profile S, Profile G, Profile T), ISAPI

User/Host

Up to 32 users. 3 user levels: administrator, operator and user

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+ Plug-in free live view: Chrome 57.0+, Firefox 52.0+ Local service: Chrome 57.0+, Firefox 52.0+

Image

Image Settings

Rotate mode, saturation, brightness, contrast, sharpness and white balance adjustable by client software or web browser

Day/Night Switch

Day, Night, Auto, Schedule

Wide Dynamic Range (WDR)

120 dB

Image Enhancement

BLC, HLC, 3D DNR

Interface

Ethernet Interface

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

On-Board Storage

Built-in memory card slot, support microSD card, up to 256 GB

Built-in Microphone

Yes

Audio

1 input (line in), 3.5 mm connector, max. input amplitude: 3.3 vpp, input impedance: 4.7 KΩ, interface type: non-equilibrium; 1 output (line out), 3.5 mm connector, max. output amplitude: 3.3 vpp, output impedance: 100 Ω, interface type: non-equilibrium.

Alarm

1 input,1 output (max. 12 VDC, 30 mA)

RS-485

1 RS-485 (half duplex, HIKVISION, Pelco-P, Pelco-D, self-adaptive)

Reset Key

Yes

Power Output

12 VDC, 100 mA

Event

Basic Event

Motion detection, video tampering alarm, exception

Smart Event

Line crossing detection, intrusion detection

Linkage

Upload to NAS/memory card/FTP, notify surveillance center, send email, trigger recording, trigger capture

General

Power

12 VDC ± 25%, 0.63 A, max. 7.5 W, two-core terminal block, reverse polarity protection; 24 VAC ± 20%, 0.52 A, max. 7.5 W, two-core terminal block PoE: 802.3af, 36 V to 57 V, 0.24 A to 0.15 A, max. 8.5 W

Dimension

68 mm × 56.3 mm × 132.3 mm (2.7" × 2.2" × 5.2")

Package Dimension

216 mm × 121 mm × 118 mm (8.5" × 4.8" × 4.6")

Weight

Approx. 435 g (1.0 lb.)

With Package Weight

Approx. 623 g (1.4 lb.)

Storage Conditions

-10 °C to 40 °C (14 °F to 104 °F). Humidity 95% or less (non-condensing)

Startup and Operating Conditions

-10 °C to 40 °C (14 °F to 104 °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

Anti-flicker, heartbeat, mirror, password protection, one-key reset, privacy mask, watermark, IP address filter

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) RCM (AS/NZS CISPR 32: 2015) IC (ICES-003: Issue 7) KC (KN32: 2015, KN35: 2015)

Safety

UL (UL 62368-1) CB (IEC 62368-1: 2014+A11) CE-LVD (EN 62368-1: 2014/A11: 2017) BIS (IS 13252 (Part 1): 2010/IEC 60950-1: 2005)

Environment

CE-RoHS (2011/65/EU) WEEE (2012/19/EU) Reach (Regulation (EC) No 1907/2006)

Camera

Image Sensor1/2.7" Progressive Scan CMOS
Max. Resolution1920 × 1080
Min. IlluminationColor: 0.005 Lux @ (F1.6, AGC ON)
Shutter Time1/3 s to 1/100, 000 s
Day & NightIR cut filter

Lens

Lens MountC/CS mount
Iris TypeDC drive

Video

Main Stream50 Hz: 25 fps (1920 × 1080, 1280 × 720) 60 Hz: 30 fps (1920 × 1080, 1280 × 720)
Sub-Stream50 Hz: 25 fps (640 × 480, 640 × 360) 60 Hz: 30 fps (640 × 480, 640 × 360)
Video Compression Main stream: H.265+/H.265/H.264+/H.264 Sub-stream: H.265/H.264/MJPEG
Video Bit Rate32 Kbps to 8 Mbps
H.264 TypeBaseline Profile/Main Profile/High Profile
H.265 TypeMain Profile
Region of Interest (ROI)1 fixed region for main stream

Audio

Audio Compression G.711ulaw/G.711alaw/G.722.1/G.726/MP2L2/PCM/AAC
Audio Bit Rate64 Kbps (G.711)/16 Kbps (G.722.1)/16 Kbps (G.726)/32 to 160 Kbps (MP2L2)/16 to 64 Kbps (AAC)
Audio Sampling Rate8 kHz/16 kHz
Environment Noise FilteringYes

Network

ProtocolsTCP/IP, ICMP, HTTP, HTTPS, FTP, DHCP, DNS, DDNS, RTP, RTSP, RTCP, PPPoE, NTP, UPnP™, SMTP, SNMP, IGMP, 802.1X, QoS, IPv6, Bonjour, IPv4, UDP, SSL/TLS
Simultaneous Live ViewUp to 6 channels
APIOpen Network Video Interface (Profile S, Profile G, Profile T), ISAPI
User/HostUp to 32 users. 3 user levels: administrator, operator and user
Network StorageNAS (NFS, SMB/CIFS), auto network replenishment (ANR)
ClientiVMS-4200, Hik-Connect, Hik-Central
Web BrowserPlug-in required live view: IE 10+ Plug-in free live view: Chrome 57.0+, Firefox 52.0+ Local service: Chrome 57.0+, Firefox 52.0+

Image

Image SettingsRotate mode, saturation, brightness, contrast, sharpness and white balance adjustable by client software or web browser
Day/Night SwitchDay, Night, Auto, Schedule
Wide Dynamic Range (WDR)120 dB
Image EnhancementBLC, HLC, 3D DNR

Interface

Ethernet Interface1 RJ45 10 M/100 M self-adaptive Ethernet port
On-Board StorageBuilt-in memory card slot, support microSD card, up to 256 GB
Built-in MicrophoneYes
Audio1 input (line in), 3.5 mm connector, max. input amplitude: 3.3 vpp, input impedance: 4.7 KΩ, interface type: non-equilibrium; 1 output (line out), 3.5 mm connector, max. output amplitude: 3.3 vpp, output impedance: 100 Ω, interface type: non-equilibrium.
Alarm 1 input,1 output (max. 12 VDC, 30 mA)
RS-4851 RS-485 (half duplex, HIKVISION, Pelco-P, Pelco-D, self-adaptive)
Reset KeyYes
Power Output12 VDC, 100 mA

Event

Basic Event Motion detection, video tampering alarm, exception
Smart EventLine crossing detection, intrusion detection
LinkageUpload to NAS/memory card/FTP, notify surveillance center, send email, trigger recording, trigger capture

General

Power12 VDC ± 25%, 0.63 A, max. 7.5 W, two-core terminal block, reverse polarity protection; 24 VAC ± 20%, 0.52 A, max. 7.5 W, two-core terminal block PoE: 802.3af, 36 V to 57 V, 0.24 A to 0.15 A, max. 8.5 W
Dimension68 mm × 56.3 mm × 132.3 mm (2.7" × 2.2" × 5.2")
Package Dimension216 mm × 121 mm × 118 mm (8.5" × 4.8" × 4.6")
WeightApprox. 435 g (1.0 lb.)
With Package WeightApprox. 623 g (1.4 lb.)
Storage Conditions-10 °C to 40 °C (14 °F to 104 °F). Humidity 95% or less (non-condensing)
Startup and Operating Conditions-10 °C to 40 °C (14 °F to 104 °F). Humidity 95% or less (non-condensing)
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
General FunctionAnti-flicker, heartbeat, mirror, password protection, one-key reset, privacy mask, watermark, IP address filter

Approval

EMCFCC (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) RCM (AS/NZS CISPR 32: 2015) IC (ICES-003: Issue 7) KC (KN32: 2015, KN35: 2015)
SafetyUL (UL 62368-1) CB (IEC 62368-1: 2014+A11) CE-LVD (EN 62368-1: 2014/A11: 2017) BIS (IS 13252 (Part 1): 2010/IEC 60950-1: 2005)
EnvironmentCE-RoHS (2011/65/EU) WEEE (2012/19/EU) Reach (Regulation (EC) No 1907/2006)