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| Model | DS-2CD1121-I | 
| Camera | |
| Image sensor | 1/2.8 inch Progressive Scan CMOS | 
| Min. Illumination | Color: 0.01 Lux @(F1.2, AGC ON), 0 Lux with IR | 
| Shutter Speed | 1/3 s to 1/100, 000 s, support slow shutter | 
| Lens | 2.8 mm @F2.0, horizontal field of view 105.8° 4 mm @F2.2, horizontal field of view 83.6° 6 mm @F2.0, horizontal field of view 55° | 
| Lens Mount | M12 | 
| Day& Night | IR cut filter with auto switch | 
| 2-Axis Adjustment | Pan: 0° to 355°, tilt: 0° to 70° | 
| Wide Dynamic Range | Digital WDR | 
| Digital noise reduction | 3D DNR | 
| IR Range | 30m | 
| Compressions | |
| Video Compression | Main stream: H.264+/H.264 Sub stream: H.264/MJPEG | 
| H.264 Type | Baseline profile/Main profile | 
| Video Bit Rate | 32 Kbps ~ 8 Mbps | 
| Image | |
| Max. Resolution | 1920 × 1080 | 
| Image Settings | Brightness, saturation, contrast, sharpness are adjustable via web browser or client software | 
| Day/Night Switch | Support auto, scheduled | 
| Others | Mirror, BLC (area configurable), region of interest (support 1 fixed region) | 
| Network | |
| Network Storage | NAS (NFS, SMB/CIFS) | 
| Protocol | TCP/IP, ICMP, HTTP, HTTPS, FTP, DHCP, DNS, DDNS, RTP, RTSP, RTCP, NTP, UPnP, SMTP, IGMP, 802.1X, QoS, IPv6, Bonjour | 
| Alarm | Video tampering, network disconnected, IP address conflicted | 
| Detections | Motion Detection | 
| General Function | Anti-flicker, heartbeat, mirror, password protection, privacy mask, watermark, IP address filter | 
| System Compatibility | ONVIF (Profile S, Profile G), PSIA, CGI, ISAPI | 
| Communication Interface | 1 RJ45 10M/100M self-adaptive Ethernet port | 
| General | |
| Power Supply | 12 VDC ± 25%, PoE (802.3af) | 
| Power Consumption | Max. 5 W | 
| Protection Level | IP67 | 
| Dimensions | Φ 111 × 82 mm | 
| Weight | 500g | 
 
					



















