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

*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.)

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