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| Model | DS-2CD1021-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 |
| 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 to 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 |
| General | |
| Power Supply | 12 VDC ± 25%, PoE (802.3af) |
| Power Consumption | Max. 5 W/6.5 W (PoE) |
| Protection Level | IP67 |
| Dimensions | 69.1 × 66 × 172.7 mm |
| Weight | 500g |
