Supports Classroom Behavior Analysis, including detection of abnormal number of people (for tracking teachers), standing, writing on the blackboard, back turned to students, head up, and walking. Supports Exam Behavior Analysis, including detection of students looking around and passing objects between each other. Sound Management: With its built-in dual MICs and Dahua noise reduction algorithms, the camera supports the sound management function, using it to collect vocals in the classroom, adaptively reduce noise, and filter non-human voices. Built-in Hi-Fi large-diameter speaker covers an auditory range of 30 meters when used indoors. Supports two-way talk.
| Make | Dahua Technology |
|---|---|
| Manufacturer | Dahua Technology USA Inc. |
| Model code | IPC-HDBW8841H-Z-LB |
| Series | WizMind Series |
| Chip Inch Size | 1/1.8 |
| Color Type | Color / Monochrome |
| Resolution | 8 MP |
| Specialist Type | Megapixel |
| Sensitivity Lux | 0.003 Lux@F1.2(Color,30IRE) ; 0.0003 Lux@F1.2(B/W,30IRE) ; 0 lux (Illuminator on) |
| Auto Iris | Yes |
| Direct Drive | Yes |
| Electrical Specifications |
Voltage: 12 V DC / 24 V AC / PoE Power Consumption: Max: 17.9 W (12 VDC); 15.9 W (24 VAC); 15.8 W (PoE) |
| Focal Length mm | 2.7 ~ 12 mm |
| Mount Type | Wall, Pole, Ceiling |
| Wide Dynamic Range | Yes |
| Back Light Compensation | Yes |
| Auto Gain Control | Yes |
| White Balance | Yes |
| Electronic Shutter Range | Auto/Manual 1/3 s–1/100,000 s |
| S/ N (Signal/ Noise) Ratio dB | >56 dB |
| Compression Type | H.265; H.264; H.264H; H.264B; MJPEG (Only supported by the sub stream) |
| Network Properties |
Interface: RJ-45 (10/100/1000 Base-T) Network Protocols: IPv4; IPv6; HTTP;TCP; UDP; ARP; RTP; RTSP; RTCP; RTMP; SMTP; FTP; SFTP; DHCP; DNS; DDNS; QoS; UPnP; NTP; Multicast; ICMP; IGMP; NFS; SAMBA; PPPoE; SNMP |
| Physical Specifications |
Weight g: 1500 g Dimensions mm: 129.1 x Φ157.9 |
| Environmental Specifications |
Protection: IP67; IK10 Operating Temperature oC: -30 ~ +60 C (-22 ~ +140 F) Operating Humidity %: ≤95% |
| System Requirements | Web Browser: IE: IE 9 and later ; Chrome: 42 and later ; Firefox: 48.0.2 and later |
| Additional info |
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