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Dahua IPC-MFW7842K1-Z4-T20 IP Bullet Kamera

Özellikler

8-MP 1/1.7" CMOS image sensor and 2-MP 1/2.7" CMOS image sensor, low luminance, and high definition image.
Outputs max. 8 MP (3840 × 2160)@25/30 fps.
Built-in GPU chip and deep learning algorithm, which can improve the detection accuracy.
Switch among five intelligent resources: IVS, face detection, video metadata, people counting and face recognition.
Built-in warm light/IR LED that has a maximum IR illumination distance of 100 m and warm light distance of 60 m.
3D NR, HLC, BLC, digital watermarking, applicable to various monitoring scenes.
ROI, SMART H.264+/H.265+, flexible coding, applicable to various bandwidth and storage environments.
Alarm: 3 in, 2 out; audio: 2 in, 1 out; RS-485; BNC; supports max. 256 G Micro SD card.
Designed with the Dahua Noise Reduction Algorithm and built-in dual microphones, the device performs active noise control, eliminating noise of wind scale 3. It has a pick-up distance up to 20 m.
Built-in Hi-Fi large-diameter speaker covers an auditory range of 30 m when used indoors.
Sound and light alarms are generated when an alarm is triggered.
12 VDC/PoE power supply, 12 VDC power output, max. current 165 mA, easy for installation.
IP67 protection.

Teknik Özellikler

Camera
Image Sensor	Channel 1: 1/1.7" CMOS
	Channel 2: 1/2.7" CMOS
Max. Resolution	3840 (H) × 2160 (V)
Electronic Shutter Speed	Auto/Manual 1/3 s–1/100,000 s
Min. Illumination	0.002 lux (Color)
	0.0003 lux (B/W)
	0 lux (Illuminator on)
S/N Ratio	> 56 dB
Illumination Distance	100 m (328.08 ft) (IR)
	60 m (196.85 ft) (warm light)
Illuminator Number	2 (IR LED); 4 (Mixed (IR + warm) light)
Lens
Lens Type	Channel 1: Motorized vari-focal
	Channel 2: Fixed-focal
Lens Mount	Channel 1: Module
	Channel 2: M12
Focal Length	Channel 1: 8 mm–32 mm
	Channel 2: 3.6 mm
Max. Aperture	Channel 1: F1.6
	Channel 2: F1.0
Field of View	Channel 1:
	Horizontal: 43° (W)–15° (T)
	Vertical: 23° (W)–8° (T)
	Diagonal: 50° (W)–17° (T)
	Channel 2:
	Horizontal: 81°
	Vertical: 43°
	Diagonal: 95°
Close Focus Distance	Channel 1:
	W: 1 m (3.28 ft); T: 1.5 m (4.92 ft)
	Channel 2:
	2 m (6.56 ft)
DORI Distance	Lens	Detect	Observe	Recognize	Identify
	W	Channel 1: 8 mm–32 mm232 m(761.15 ft) Channel2: 3.6 mm80 m(262.47 ft)	Channel 1: 8 mm–32 mm93 m(305.19 ft) Channel 2: 3.6 mm32 m(104.99 ft)	Channel 1: 8 mm–32 mm46.5 m(152.56 ft) Channel 2: 3.6 mm16 m(52.49 ft)	Channel1: 8 mm–32 mm23 m(75.46 ft) Channel 2:3.6 mm8 m(26.25 ft)
	T	Channel 1:8 mm–32 mm590 m(1,935.70 ft)	Channel 1:8 mm–32 mm236 m(774.28 ft)	Channel 1:8 mm–32 mm118 m(387.14 ft)	Channel 1:8 mm–32 mm59 m(193.57 ft)
Smart Event
IVS	Abandoned object; missing object
Intelligence
IVS (Perimeter Protection)	Intrusion, tripwire, fast moving (the three functions support the classification and accurate detection of vehicle and human); loitering detection, people gathering, and parking detection
Face Detection	Face detection; track; snapshot; snapshot optimization; optimal face snapshot upload; face enhancement; face exposure; face attributes extraction including 6 attributes (gender, age, glasses, expressions, face mask, and beard) and 8 expressions (angry, sad, disgusted, scared, surprised, calm, happy, confused); face snapshot set as face or one-inch photo; snapshot strategies (real-time snapshot, quality priority and optimization snapshot); optimization time setting
Face Recognition	Face detection; track; snapshot; snapshot optimization; optimal face snapshot upload; face enhancement; face exposure; face attributes extraction including 6 attributes (gender, age, glasses, expressions, face mask, and beard) and 8 expressions (angry, sad, disgusted, scared, surprised, calm, happy, confused); face snapshot set as face or one-inch photo; snapshot strategies (real-time snapshot, quality priority and optimization snapshot); optimization time setting.
	Dahua Face Recognition Technology extracts attributes from the captured face, compares it against the attributes in the face library, and then identifies the person. Management of 5 group face libraries,Max supports face contrast in face library with 25,000 faces
People Counting	Tripwire people counting, people counting in area and queue management, generating and exporting report (day/month/year); 4 rules can be set for tripwire, people counting in area and queue management
Video Metadata	Motor vehicle, non-motor vehicle, face, human detection; track; snapshot; snapshot optimization; optimal face snapshot upload
	Motor vehicle, non-motor vehicle, face, human detection; track; snapshot; snapshot optimization;
	optimal face snapshot upload.
	Motor vehicle attributes: license plate, vehicle type, vehicle color, vehicle logo, seatbelt, smoking, calling,etc.
	Non-motor vehicle attributes: type, color, number of people, top type and color ,helmet.
	Human body attributes: top/bottom type and color, bag, hat, gender, and umbrella.
	Face attributes: gender, age, expressions, glasses, face mask and beard.
Smart Search	Work together with Smart NVR to perform refine intelligent search, event extraction and merging to event videos
Video
Video Compression	H.265; H.264; H.264H; H.264B; MJPEG (Only supported by the sub stream)
Smart Codec	Smart H.265+; Smart H.264+
Video Frame Rate	Channel 1:
	50 Hz
	Main Stream: 3840 × 2160@25 fps
	Sub stream: 704 × 576@25 fps
	Third stream: 1920 × 1080@25 fps
	60 Hz
	Main Stream: 3840 × 2160@30 fps
	Sub stream: 704 × 480@30 fps
	Third stream: 1920 × 1080@30 fps
	Channel 2:
	50 Hz
	Main Stream: 1920 × 1080@25 fps
	Sub stream: 704 × 576@25 fps
	Third stream: 1920 × 1080@25 fps
	60 Hz
	Main Stream: 1920 × 1080@30 fps
	Sub stream: 704 × 480@30 fps
	Third stream: 1920 × 1080@30 fps
Resolution	Main Stream: 3840 × 2160; 3072 × 2048; 3072 × 1728; 2592 × 1944; 2688 × 1520 (default); 2304 × 1296; 1920 × 1080; 1280 × 960; 1280 × 720
	Sub Stream 1: 704 × 576 (default); 640 × 480; 352 × 288
	Sub Stream 2: 1920 × 1080; 1280 × 720; 704 × 576 (default); 640 × 480
Video Bit Rate	H.264: 32 kbps–8192 kbps
	H.265: 32 kbps–8192 kbps
WDR	120 dB
White Balance	Auto; natural; street lamp; outdoor; manual; regional custom
Noise Reduction	3D NR
Region of Interest (RoI)	4 areas
Image Stabilization	Electronic Image Stabilization (EIS)
Defog	Yes
Image Rotation	°/90°/180°/270° (Support 90°/270° with 2688 × 1520 resolution and lower.)
Privacy Masking	8 areas
Audio
Audio Compression	PCM; G.711A; G.711Mu; G.726; MPEG2-Layer2; G.722.1; G.729; G.723
Alarm
Alarm Event	No SD card; SD card full; SD card error; network disconnection; IP conflict; illegal access; license plate recognition, people number error; tripwire; input error; intrusion; intensity change; fast moving; people counting; people gathering; motion detection; missing object; parking detection; loitering detection; defocus detection; face detection; abandoned object; stay detection; human detection; queuing stay time; people number error detection; face recognition; video tampering; scene changing
Network
Network Port	RJ-45 (10/100/1000 Base-T)
Network Protocol	IPv4; IPv6; HTTP; HTTPS; TCP; UDP; ARP; RTP; RTSP; RTCP; RTMP; SMTP; FTP; SFTP; DHCP; DNS; DDNS; QoS; UPnP; NTP; Multicast; ICMP; IGMP; NFS; SAMBA; PPPoE; 802.1x; SNMP; Bonjour
Interoperability	ONVIF (Profile S/Profile G/Profile T); CGI; RTMP
User/Host	20 (Total bandwidth: 240M)
Storage	FTP; SFTP; Micro SD card (support max. 256 GB); NAS
Browser	Plug-in:
	IE: IE 9 and later
	Chrome: Chrome 86 and earlier
	Firefox: Firefox 86 and earlier
	Without Plug-in:
	Edge
	Chrome: Chrome 86 and later
	Firefox: Firefox 86 and later
Certification
Certifications	CE-LVD: EN62368-1
	CE-EMC: Electromagnetic Compatibility Directive 2014/30/EU
	FCC: 47 CFR FCC Part 15, Subpart B
Port
RS-485	1 (baud rate range: 1200 bps–115200 bps)
Audio Input	2 channels (RCA port)
Audio Output	1 channel (RCA port)
Alarm Input	3 channels in: 5 mA 3 V–5 VDC
Alarm Output	2 channels out: 300 mA 12 VDC
Power
Power Supply	12 VDC/PoE
Power Consumption	Basic: 5.5 W (12 VDC); 6.4 W (PoE)
	Max. (ICR + vari-focal + IR intensity): 19.2 W (12 VDC); 24.6 W (PoE)
Environment
Operating Temperature	–30 °C to +60 °C (–22 °F to 140 °F)
Operating Humidity	≤ 95%
Storage Temperature	–40 °C to +70 °C (–40 °F to +158 °F)
Protection	IP67
Structure
Casing	Metal + plastic
Product Dimensions	283.1 mm × 123.2 mm × 109.5 mm (11.14" × 4.85" × 4.31") (L × W × H)
Net Weight	1,905 g (418.9 lb)
Gross Weight	2,185 g (480.6 lb)