Camera IP Speed Dome hồng ngoại 2.0 Megapixel DAHUA DH-SD49225GB-HNR
- Cảm biến hình ảnh: 1/2.8 inch CMOS.
- Độ phân giải: 2.0 Megapixel.
- Chuẩn nén hình ảnh: H.264H; H.264B; Smart H.265+; H.264; H.265; MJPEG (Sub Stream); Smart H.264+.
- Độ nhạy sáng: Color: 0.005 lux@F1.6; B/W: 0.0005 lux@F1.6; 0 lux@F1.6 (IR light on).
- Hỗ trợ các tính năng: Chế độ ngày đêm (ICR), chống ngược sáng DWDR, chống ngược sáng (BLC), chống nhiễu (3D-DNR).
- Ống kính: 4.8mm - 120mm.
- Tầm quan sát hồng ngoại: 100 mét.
- Zoom kỹ thuật số: 16x.
- Zoom quang: 25x.
- Hỗ trợ đàm thoại hai chiều.
- Hỗ trợ một cổng vào và một cổng ra audio
- Hỗ trợ hai cổng vào và một cổng ra alarm.
- Hỗ trợ chuẩn tương thích ONVIF.
- Tiêu chuẩn chống bụi và nước: IP66 (thích hợp sử dụng trong nhà và ngoài trời).
Đặc tính kỹ thuật
| Camera | |
| Image Sensor | 1/2.8 inch CMOS |
| Pixel | 2 MP |
| Max. Resolution | 1920 (H) × 1080 (V) |
| ROM | 4 GB |
| RAM | 1 GB |
| Electronic Shutter Speed | 1/1 s-1/30,000 s |
| Scanning System | Progressive |
| Min. Illumination | Color: 0.005 lux@F1.6 B/W: 0.0005 lux@F1.6 0 lux@F1.6 (IR light on) |
| Illumination Distance | 100 m (328.08 ft) (IR) |
| Illuminator On/Off Control | Zoom Prio; Manual; Smart IR; Off |
| Illuminator Number | 4 (IR) |
| Lens | |
| Focal Length | 4.8 mm - 120 mm |
| Max. Aperture | F1.6 - F3.5 |
| Field of View | H: 58.5°-2.8°; V: 33.2°-1.5°; D: 67.5°-3.2° |
| Optical Zoom | 25× |
| Focus Control | Auto; semi-auto; manual |
| Close Focus Distance | 0.1 m - 1.5 m |
| Iris Control | Auto |
| PTZ | |
| Pan/Tilt Range | Pan: 0° to 360° endless Tilt: –15° to +90°, auto flip 180° |
| Manual Control Speed | Pan: 0.1°–200°/s Tilt: 0.1°–120°/s |
| Preset Speed | Pan: 240°/s Tilt: 200°/s |
| Preset | 300 |
| Tour | 8 (up to 32 presets per tour) |
| Pattern | 5 |
| Scan | 5 |
| Power-off Memory | Yes |
| Idle Motion | Pattern; Preset; Scan; Tour |
| PTZ Protocol | DH-SD Pelco-P/D(Auto recognition) |
| Intelligence | |
| IVS (Perimeter Protection) | Tripwire; intrusion; crossing fence detection; loitering detection; abandoned/missing object; fast moving; parking detection; people gathering; Vehicle/Human Alarm Classification |
| Face Detection | Supports face detection, optimization, tracking,capturing pictures, uploading high-quality face snapshots, and face enhancement; Supports attributes extraction. 6 attributes and 8 expressions: Gender, age, glasses, expressions (angry, sad, hate, scary, surprise, calm, happy and confused), mask, mustache; Supports face cutout: Face, one-inch photo. Capturing strategies include real-time capturing, optimization, and quality first |
| SMD | Yes |
| Quick Pick | Yes |
| Video | |
| Video Compression | H.264H; H.264B; Smart H.265+; H.264; H.265; MJPEG(Sub Stream); Smart H.264+ |
| Streaming Capability | 3 streams |
| Resolution | 1080p (1920 × 1080); 1.3M (1280 × 960);720p (1280 × 720); D1 (704 × 576/704 × 480); CIF (352 × 288/352 × 240) |
| Video Frame Rate | Main stream: 1080p/1.3M/720p @(1–25/30 fps) Sub stream 1: D1/CIF@ (1–25/30 fps) Sub stream 2: 1080p/1.3M/720p @(1–25/30 fps) |
| Bit Rate Control | CBR/VBR |
| Video Bit Rate | H264: 64 - 10,496 Kbps H265: 25 - 6,400 Kbps |
| Day/Night | Auto (ICR)/Color/B/W |
| BLC | Yes |
| WDR | Yes |
| HLC | Yes |
| White Balance | Auto; indoor; outdoor; ATW; manual; sodium lamp; natural light; street lamp |
| Gain Control | Auto; manual |
| Noise Reduction | 2D NR; 3D NR |
| Motion Detection | Yes |
| Region of Interest (RoI) | Yes |
| Image Stabilization | Electronic (EIS) |
| Defog | Electronic |
| Digital Zoom | 16× |
| Image Rotation | 180° |
| Privacy Masking | Up to 24 areas can be set, with up to 8 areas in the same view |
| S/N Ratio | ≥ 55 dB |
| Audio | |
| Audio Compression | PCM; G.711a; G.711Mu; G.726; MPEG2-Layer2; G722.1; G729; G723 |
| Network | |
| Network Port | 1 × RJ-45 (10/100 Base-T) |
| Network Protocol | FTP; RTMP; IPv6; Bonjour; IPv4; DNS; RTCP; PPPoE; NTP; RTP; 802.1x; HTTPS; SNMP; TCP/IP; DDNS; UPnP; NFS; ICMP; UDP; IGMP; HTTP; SSL; DHCP; SMTP; Qos; RTSP; ARP |
| Interoperability | RTMP; CGI; SDK; ONVIF (Profile S&G&T); P2P |
| Streaming Method | Unicast/Multicast |
| User/Host | 20 (total bandwidth: 64 M) |
| Storage | Micro SD card (512 GB); FTP/SFTP; NAS |
| Browser | IE 9 and later versions Chrome 41 and later versions Firefox 50 and later versions iOS 10 and later versions |
| Management Software | DSS; DMSS |
| Mobile Client | iOS; Android |
| Certification | |
| Certifications | CE-EMC: EN 55032; EN 61000-3-3; EN 61000-3-2; EN 50130-4; EN 55035 CE-LVD: EN 62368-1 FCC: 47 CFR FCC Part15, Subpart B, NSI C63.4 UL: UL62368-1 |
| Port | |
| Audio Input | 1 channel (LINE IN, bare wire) |
| Audio Output | 1 channel (LINE OUT,bare wire) |
| Alarm Linkage | Capture; recording; send email; preset; tour; pattern; alarm digital input |
| Alarm Event | Motion/Tampering detection; audio detection; network disconnection detection; IP conflict detection; memory card state detection; memory space detection |
| Alarm I/O | 2/1 |
| Audio I/O | 1/1 |
| Power | |
| Power Supply | 12 VDC/3A±25% PoE (802.3at) |
| Power Consumption | Basic: 9W Max.: 20W (Illuminator + alarm + PTZ) |
| Environment | |
| Operating Temperature | 40°C to +70°C (-40°F to +158°F) |
| Operating Humidity | ≤ 95% |
| Storage Temperature | -40°C to +70°C (-40°F to +158°F) |
| Storage Humidity | ≤ 95% |
| Protection | IP66, TVS 6000 V lightning proof; surge protection; voltage transient protection |
| Structure | |
| Dimensions | 270.4 mm × Φ160 mm |
| Weight | 2.4kg |
- Sản xuất tại Trung Quốc.
