Model |
DS-2CV2U21FD-IW(B) |
Image sensor |
1/2.7 inch Progressive Scan CMOS |
Min. Illumination |
0.01Lux @ (F1.2, AGC ON), 0 Lux with IR |
Shutter Speed |
1/3s to 1/100,000s |
Iris |
F2.0 |
Lens |
2.8mm, horizontal field of view 105.8° |
Lens Mount |
M12 |
Day & Night |
IR cut filter with auto switch |
DNR |
3D DNR |
Wide Dynamic Range |
Digital WDR |
Pan/ Tilt |
Pan: 0°to 355°; Tilt: -10°to 90° |
Compressions |
Video |
H.264 |
Video bit rate |
32 Kbps – 8 Mbps |
Audio Compression |
G.711/ G.722.1/ G.726/ MP2L2/ PCM |
Network |
General Function |
One-key reset, Anti-flicker, Heartbeat, Mirror, Password Protection, Privacy Mask, Watermark |
Alarm Trigger |
Video tampering, alarm input, alarm output, network disconnected, IP address conflict, illegal login, HDD full, HDD error |
Protocol |
TCP/IP, ICMP, HTTP, HTTPS, FTP, DHCP, DNS, RTP, RTSP, RTCP, NTP, UPnP, IGMP, QoS, IPv6, Bonjour, SMTP, 802.1x |
Interface |
Audio |
1 Built-in microphone & 1 built-in speaker |
On-board storage |
Built-in Micro SD/SDHC/SDXC slot, up to 256 GB |
Wi-fi |
Wireless Standards |
IEEE802.11b, 802.11g, 802.11n |
Wireless Range |
50m (depend on environment) |
General |
Power Supply |
5VDC ±10%, micro USB interface |
Power Consumption |
Max. 4.5W |
IR Range |
10m |
Dimensions |
Ø 64 × 112 mm |
Weight |
120g |