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Dahua Bullet IP 4MP 3.6mm – video surveillance camera IPC-HFW2431S-S-S2 adopts the latest Starlight technology and displays better color images in low light
With an advanced video algorithm, Dahua IVS technology supports smart functions such as tripwire and intrusion. Dahua IPC-HFW2431S-S-S2 is equipped with a series of core security technologies, such as security authentication and authorization, access control, trust protection, and encrypted transmission encryption, which improve data protection and prevent malicious programs from hacking the device.
The camera exceeds a series of rigorous dust and humidity tests. It has a dust-proof function, and the housing can function normally even after being submerged in water at a depth of 1 m for 30 minutes. The camera allows ±30% input voltage tolerance and finds wide application in outdoor environments with unstable voltage. Also available in black finish on request.
Image Sensor | 1/3″ CMOS |
Max. Resolution | 4MP 2688 (H) × 1520 (V) |
ROM | 128 MB |
RAM | 128 MB |
Scanning system | Progressive |
Electronic Shutter Speed | Auto/Manual 1/3 s–1/100000 s |
S/N Ratio | > 56 dB |
Min. Illumination | 0.008 [email protected] |
Illumination Distance | 30 m |
Illumination On/Off Control | Auto/Manual |
Illumination Number | 1 (IR LED) |
Range Pan/Tilt | Pan: 0°–360° Tilt: 0°–90° Rotation: 0°–360° |
Alarm Event | No SD card; SD card full; SD card error; network disconnection; IP conflict; illegal access; motion detection; video tampering; tripwire; intrusion; voltage detection; security exception |
Certifications | CE-LVD: EN62368-1 CE-EMC: Electromagnetic Compatibility Directive 2014/30/EU FCC: 47 CFR FCC Part 15, Subpart B UL/CUL: UL60950-1 CAN/CSA C22.2 No.60950-1-07 |
Power | 12V DC/PoE (802.3af) < 5W |
Lens type | Fixed-focal |
Mount type | M12 |
Focal length | 2.8 mm 3.6 mm |
Max. Aperture | F1.6 F1.6 |
Field of view | 2.8 mm: Horizontal:102.0° × Vertical 55.0° × Diagonal 121.0° 3.6 mm : Horizontal 84.0° × Vertical 45.0° × Diagonal 100.0 |
Iris Control | Fixed |
Close focus distance |
2.8 mm: 0.9 m 3.6 mm: 1.6 m |
DORI Distance | 2.8 mm lens Detect: 56 m Observe: 22.4 m Recognize: 11.2 m Identify: 5.6 m 3.6 mm lens Detect: 80 m Observe: 32.0 m Recognize: 16.0 m Identify: 8.0 m |
IVS | Tripwire; intrusion |
Compression | Video: H.265; H.264; H.264B; MJPEG (only supported by sub stream) |
Stream Capability | 2 streams |
Resolution | 2688 × 1520 (2688 × 1520) 2560 × 1440 (2560 × 1440) 2304 × 1296 (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: 2688 × 1520 (1 fps-20 fps) 2560 × 1440 (1 fps-25/30 fps) Sub stream: 704 × 576 (1 fps-25 fps) 704 × 480 (1 fps-30 fps) |
Bit Rate Control | CBR; VBR |
Video Bit Rate | H.264: 32 kbps–6144 kbps H.265: 12 kbps–6144 kbps |
Day/Night | Auto(ICR)/Color/B/W |
BLC | Yes |
HLC | Yes |
WDR | 120 dB |
White Balance | Auto/natural/street lamp/outdoor/manual/regional custom |
Gain control | Auto, manual |
Noise Reduction | 3D NR |
Motion detection | OFF/ON (4 areas, rectangular) |
Region of Interest (RoI) | 4 areas |
Smart Illumination | Yes |
Image rotation | 0°/90°/180°/270° (Supports 90°/270° with 2688 × 1520 resolution and lower) |
Mirror | Yes |
Privacy Masking | 4 areas |
Network port | RJ-45 (10/100 Base-T) |
SDK and API | Yes |
Cyber Security | Video encryption; firmware encryption; configuration encryption; Digest; WSSE; account lockout; security logs; IP/MAC filtering; generation and importing of X.509 certification; syslog; HTTPS; 802.1x; trusted boot; trusted execution; trusted upgrade |
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; PPPoE; 802.1x; Bonjour |
Interoperability | ONVIF(Profile S/Profile G/Profile T);CGI; P2P; Milestone; Genetec |
User/Host | 20 |
Storage | FTP; SFTP; Micro SD Card (support max. 256 GB); NAS |
Browser | IE Chrome Firefox |
Management Software | Smart PSS; DSS; DMSS |
Mobile Client | iOS; Android |
Material | Metal |
Color | White |
Dimensions | 7.0 x 7.0 x 16.6 cm |
Weight | 480 g |
Operating temperature | -40°C to +60°C /less than ≤ 95% RH |
Storage temperature | -40°C to +60°C |
Protection | IP67 |
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Perfect experience and customer support. There was an issue with the availability of some items and the shop owners quickly proposed alternatives, followed up personally and delivered on their promise. The delivery was fast, efficient, the package we’ll protected and the prices really affordable. 100% would recommend!
I ordered Angelbird CFExpress cards (which were not available anywhere in the U.S.) and Martcom was able to find stock and sending me some, which I could not be happier about. Customer service was very fast and helpful, as I received regular updates about my item’s availability. Thank you Martcom!
Ottimo store e fantastica comunicazione diretta con il cliente, persone affidabili che vengono incontro alle tue esigenze. Top!
I’ve made purchase from this company a couple of times and found them to be highly reliable, well priced and stocked and easy to contact. Their ‘chat now’ really works (so many web sites offer this, only to disappoint) and the responses are fast and full, so need need to keep going back. I think this is a very good company, with a great catalogue of quality gear (esp their range of Kupo products) and so much of it seems to be in stock which is often not the case, especially here in the UK where since leaving the EU (regrettably) we seem to be suffering huge stock delays. So I am happy to recommend Martcom.
I recommend them! Very friendly and professional, they respond quickly to any concerns related to your purchase, or your future purchase!
Muchísima variedad de artículos para el mundo audiovisual y con grandes ofertas. En mi caso compré un softbox de Smallrig (Artículo que al día de hoy no es fácil conseguir en stock) a un precio muy competitivo. Muy contento por mi compra. He tenido algunas complicaciones con la entrega de mi paquete por culpa de la compañía DPD Spain (SEUR) en Málaga, la cual, si vivís en España, no recomiendo en absoluto. Un punto a destacar muy importante, el paquete vino bien protegido. En mi caso particular, mi paquete, en las esquinas le añadieron un protector rígido muy robusto, lo cual es un extra que ayuda con la protección del paquete ante la manipulación de los transportistas. El servicio al cliente es excelente. Los chicos dan respuesta muy muy rápida y te ayudan ante cualquier duda. Eso como cliente, lo valoro muchísimo y considero que tiene mucho peso al realizar compras online. Realmente lo aprecio. Yo me comuniqué mediante WhatsApp. La web es muy intuitiva y fácil de navegar, lo cual me gusta mucho. Si no hablas Italiano (mi caso) tienes la opción de navegar por la web en inglés, por lo tanto, es sencillo de entender. Definitivamente, volveré a comprar, pero asegurándome de no seleccionar DPD Spain (SEUR) para el envío a España. Mi valoración es 5/5. Repito, EXCELENTE CUSTOMER SERVICE 👏🏻
Negozio online serio che ha risposto in modo rapido e amichevole alle mie domande. La spedizione è stata super veloce e la merce corrispondeva alla descrizione. Noi raccomandiamo. Grazie mille.
Highly recommended! They have great prices, order arrives very quickly and they are very responsive if you have any questions regarding your purchase. My new favorite equipment store!
This is a great store: large stock of professional gear, good prices, prompt communication via email / WhatsApp. The dispatch of the order was speedy, and the item arrived super quick in a well-thought packaging. All in all, a warmly recommended new young store, standing out for its remarkable service. Keep up the good work!
Immediately very kind and available for any clarification. Competent and professional from every point of view, ready to advise and help, to remove any doubts about the use or choice of the equipment you need. I will definitely come back to buy in the store from them or if necessary to rent.
Deliveries 24/48 hours
Milan store
Easy and secure
Pre and post sales