Camera,IP,Hikvision,DS-2CD2421G0-I(C),2.8mm,2mp,Cube,IR10m,TwoWayAudio,,SDcard,

Description Camera,IP,Hikvision,DS-2CD2421G0-I(C),2.8mm,2mp,Cube,IR10m,TwoWayAudio,,SDcard,

Camera

• Image sensor: 1/2.7" progressive scan CMOS
• Maximum resolution: 1920 × 1080
• Minimum lighting:
  • 2 mm: Color: 0.01 Lux @ (F2.25, AGC ON), B/W: 0 Lux with IR illumination
  • 2.8 mm and 4 mm: Color: 0.01 Lux @ (F1.6, AGC ON), B/W: 0 Lux with IR illumination
• Shutter speed: 1/3 sec to 1/100,000 sec
• Day and night: IR (infrared) filter
• Angle adjustment: Pan: 0° - 360°, Tilt: 0° - 90°, Rotate: 0° - 360°

Lens

• Lens type: Fixed focal length, choice of 2, 2.8 and 4 mm
• Focal length and field of view (FOV):
  • 2 mm: Horizontal FOV 137.2°, Vertical FOV 80.1°, Diagonal FOV 157.4°
  • 2.8 mm: Horizontal FOV 113.4°, Vertical FOV 59.8°, Diagonal FOV 135.6°
  • 4 mm: Horizontal FOV 91.5°, Vertical FOV 46.1°, Diagonal FOV 109.8°
• Aperture:
  • 2 mm: F2.25
  • 2.8 mm: F1.6
  • 4 mm: F1.6
• Iris type: Fixed
• Lens mount: M12

DORI (Detection, Observation, Recognition, Identification)

• 2 mm: D: 30.3 m, O: 12.0 m, R: 6.1 m, I: 3.0 m
• 2.8 mm: D: 37.3 m, O: 14.8 m, R: 7.5 m, I: 3.7 m
• 4 mm: D: 52.9 m, O: 21.0 m, R: 10.6 m, I: 5.3 m

Lighting

• Additional lighting distance: up to 10 m
• IR wavelength: 850 nm
• Smart additional lighting: Yes

Video

• Main Stream:
  • 50 Hz: 25 fps (1920 × 1080, 1280 × 720)
  • 60 Hz: 30 fps (1920 × 1080, 1280 × 720)
• Second stream (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
  • Second stream: H.265/H.264/MJPEG
• Video bitrate: 32 Kbps to 8 Mbps
• H.264 Type: Baseline Profile/Main Profile/High Profile
• H.265 Type: Main Profile
• Bitrate control: CBR/VBR
• Scalable Video Coding (SVC): Yes
• Region of Interest (ROI): 1 fixed region for the main stream

Audio

• Ambient noise filtering: Yes
• Audio sampling frequency: 8 kHz/16 kHz
• Audio compression: G.711ulaw/G.711alaw/G.722.1/G.726/MP2L2/PCM/AAC
• Audio bit rate: 64 Kbps (G.711ulaw/G.711alaw)/16 Kbps (G.722.1)/16 Kbps (G.726)/32 to 160 Kbps (MP2L2)/16 to 64 Kbps (AAC)

Network

• Simultaneous live broadcast: up to 6 channels
• API: Open Network Video Interface, ISAPI
• Protocols: TCP/IP, ICMP, HTTP, HTTPS, FTP, DHCP, DNS, DDNS, RTP, RTSP, RTCP, NTP, UPnP™, SMTP, IGMP, 802.1X(-W model not supported), QoS, IPv6, Bonjour, IPv4, UDP, SSL/TLS, SNMP, PPPoE
• User/Host: Up to 32 users. 3 levels: Administrator, Operator and User
• Security: Password protection, strong password, HTTPS encryption, IP address filter, security audit log, basic and digest authentication for HTTP/HTTPS, TLS 1.1/1.2, WSSE and digest authentication for Open Network Video Interface
• Client: iVMS-4200, Hik-Connect
• Web browser:
  • With required plugins: IE 10+
  • Without plugin: Chrome 57.0+, Firefox 52.0+
  • Local service: Chrome 57.0+, Firefox 52.0+

Wi-Fi

• Encryption mode: -IW: 64/128-bit WEP, WPA-EAP/WPA2-EAP, WPA-PSK/WPA2-PSK
• Wi-Fi protocol: -IW: 802.11b: CCK, QPSK, BPSK; 802.11g/n: OFDM
• Frequency range: -IW: 2.412 GHz - 2.472 GHz
• Channel bandwidth: -IW: 20/40 MHz
• Modulation: -IW: 802.11b: CCK, QPSK, BPSK; 802.11g/n: OFDM
• Data transfer rate: -IW: 11b/g: 54 Mbps; 11n: up to 150 Mbps
• Wireless range: -IW: Up to 50m (performance depends on the actual environment)

Image

• Wide Dynamic Range (WDR): 120 dB
• Day/night mode switching: Day, Night, Automatic, Schedule
• Image enhancement: BLC, 3D DNR
• Image settings: Saturation, Brightness, Contrast, Sharpness, AGC, White Balance - adjustable via client software or web browser.