DS-2CD2821G0 2 MP Powered by DarkFighter Box Network Camera
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The DS-2CD2821G0 is a 2 MP Powered by DarkFighter Box Network Camera, designed and manufactured by Hikvision. It features advanced technologies such as low-light performance, 3D digital noise reduction, and smart IR for clear and detailed images in various lighting conditions. This camera is ideal for use in various surveillance applications, including retail stores, offices, and residential areas.
Advantages:
- 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
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 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 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 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 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
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-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
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
Dimension68 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")
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)
