| Loại sản phẩm |
Hệ thống camera giám sát |
| Hãng |
Dahua |
| Loại camera kết nối |
IP Camera |
| Độ phân giải ghi hình |
4.0 megapixel |
| Image Sensor |
1/2.8" CMOS |
| Max. Resolution |
2560(H) × 1440(V) |
| Pixels |
4MP |
| ROM |
256 MB |
| RAM |
512 MB |
| Electronic Shutter Speed |
1s–1/30000s |
| Scanning System |
Progressive |
| Min. Illumination |
Color: 0.005lux@F1.6
B/W: 0.0005lux@F1.6
0Lux (IR on) |
| Illumination Distance |
20 m (65.62 ft) (IR) |
| Illuminator On/Off Control |
Manual; SmartIR; Off |
| Illuminator Number |
3 (IR light) |
| Focal Length |
2.8 mm–12 mm |
| Max. Aperture |
F1.8–F2.7 |
| Field of View |
H: 96.9°–31.6°;
V: 51.4°–17.8°;
D: 116.2°–36.4°
|
| Optical Zoom |
4 × |
| Focus Control |
Auto; semi-auto; manual |
| Close Focus Distance |
0.2 m–0.5 m (0.66 ft– 1.64 ft) |
| Iris Control |
Fixed |
| DORI Distance |
Detect: 240 m (787.40 ft) |
| Observe: 94.8 m (311.02 ft) |
| Recognize: 48 m (157.48 ft) |
| Identify: 24 m (78.74 ft) |
| Pan/Tilt Range |
Pan: 0° to 355°;
Tilt: 5° to 90° |
| Manual Control Speed |
Pan: 0.1°/s–70°/s
Tilt: 0.1°/s–30°/s |
| Preset Speed |
Pan: 0.1°/s–80°/s
Tilt: 0.1°/s–40°/s |
| Preset |
300 |
| Tour |
8 (up to 32 presets per tour) |
| Power-off Memory |
Yes |
| Idle Motion |
Preset; Tour |
| PTZ Protocol |
DH-SD |
| IVS (Perimeter Protection) |
Tripwire; intrusion; crossing fence detection; loitering detection; abandoned/missing object; fast moving; parking detection; people gathering; vehicle/human alarm classification; linkage tracking |
| Face Detection |
Supports face detection, snapshot, and face enhancement; Supports face cutout: Face, one-inch photo; Capturing strategies include real-time capturing and quality first. |
| People Counting |
Supports counting the number of people that cross the detection line, counting the number of people in an area and queue management. Also, only people counting that cross the detection line supports the report function. |
| SMD |
Yes |
| Video Compression |
H.264H; H.264B; Smart H.265+; H.264; H.265; MJPEG (Sub Stream); Smart H.264+ |
| Streaming Capability |
3 streams |
| Resolution |
4M (2560 × 1440); 3M (2304 × 1296); 1080p (1920 × 1080); 1.3M (1280 × 960); 720p (1280 × 720); D1 (704 × 576/704 × 480); VGA (640 × 480); CIF (352 × 288/352 × 240) |
| Video Frame Rate |
Main stream: 4M/3M/1080P/1.3M/720P@(1-25/30 fps)
Sub stream 1: D1/VGA/CIF@(1-25/30 fps)
Sub stream 2: 720P@(1-25/30 fps) |
| Bit Rate Control |
CBR/VBR |
| Video Bit Rate |
H264: 96 Kbps–14,848 Kbps
H265: 38 Kbps–8,960 Kbps |
| Day/Night |
Auto (ICR)/Color/B/W |
| BLC |
Yes |
| WDR |
120 dB |
| HLC |
Yes |
| White Balance |
Auto; indoor; outdoor; tracking; 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 |
0°/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 Compression |
PCM; G.711A; G.711MU; G.726; MPEG2-Layer2; G.722.1 |
| Network Port |
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 |
ONVIF (Profile S & Profile G & Profile T); CGI; SDK |
| 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
Safari 10 and later versions |
| Management Software |
DMSS; DSS Pro |
| Mobile Client |
iOS; Android |
| 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 |
| Audio Input |
1 channel (LINE IN, bare wire) |
| Audio Output |
1 channel (LINE OUT,bare wire) |
| Alarm Linkage |
Capture; recording; send email; preset; tour |
| Alarm Event |
Motion/tampering detection; audio detection; network disconnection detection; IP conflict detection; memory card state detection; memory space detection |
| Audio I/O |
1/1 |
| Power Supply |
12 VDC, 1.5 A ± 25%
PoE (802.3af) |
| Power Consumption |
Basic: 4 W;
Max: 13 W (illuminator on) |
| Operating Temperature |
–30 °C to +60 °C (–22 °F to +140 °F) |
| Operating Humidity |
≤95% |
| Protection |
TVS 6000 V lightning proof; IP66; IK08; surge protection; voltage transient protection |
| Product Dimensions |
65.4 mm × Φ128.0 mm (2.57" × 5.04") |
| Net Weight |
0.5 kg (1.10 lb) |
| Gross Weight |
0.7 kg (1.54 lb) |
Đánh giá Camera IP PTZ gắn trần 4MP Dahua DH-SD1A404DB-GNY
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