Dahua HFW2449T-AS-IL IP Network camera 4MP / 3.6mm

Image Sensor & Resolution

Sensor Type: 1/2.9" CMOS

Max Resolution: 2688 × 1520 (4MP)

ROM: 128 MB

RAM: 128 MB

Scanning System: Progressive

Electronic Shutter Speed: Auto/Manual (1/3 s to 1/100,000 s)

Min. Illumination:

Color: 0.006 Lux (at F1.6, 30IRE)

B/W: 0.0006 Lux (at F1.6, 30IRE)

With illuminator: 0 lux




Signal-to-Noise Ratio (S/N): >56 dB



Illumination & Lens

Illumination Distance:

IR LED: Up to 60 m (195.85 ft)

Warm Light: Up to 50 m (164.04 ft)




Illuminator Control: Auto/Manual

Illuminator Number: 2 IR LEDs, 2 warm light LEDs

Pan/Tilt/Rotation:

Pan: 0°–360°

Tilt: 0°–90°

Rotation: 0°–360°




Lens Type: Fixed-focal

Focal Length: 3.6 mm

Max Aperture: F1.6

Field of View:

Horizontal: 84°

Vertical: 42°

Diagonal: 101°




Iris Control: Fixed

Close Focus Distance: 1.7 m (5.58 ft)



DORI Distances (Lens Performance)

Detect: 85.4 m (208.18 ft)

Observe: 34.2 m (112.20 ft)

Recognize: 17.1 m (56.10 ft)

Identify: 8.5 m (27.89 ft)



Intelligent Features

IVS (Perimeter Protection): Supports intrusion detection and tripwire (with human and vehicle classification)

Smart Search: Works with Smart NVR to refine intelligent search, event extraction, and merging event videos



Video & Compression

Video Compression: H.265, H.264, H.264H, H.264B, MJPEG (Sub-stream only for MJPEG)

Smart Codec: Smart H.265+, Smart H.264+

Video Frame Rate:

Main Stream: 2688 × 1520 @ (1–20 fps), 2560 × 1440 @ (1–25/30 fps)

Sub Stream: 704 × 576 @ (1–25 fps), 704 × 480 @ (1–30 fps)




Stream Capability: 2 streams

Resolution Options: From 2688 × 1520 to CIF (352 × 288/352 × 240)

Bit Rate Control: CBR/VBR

Video Bit Rate: H.264: 32 kbps–6144 kbps, H.265: 12 kbps–6144 kbps



Image Enhancement

Day/Night Mode: 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: On/Off (4 areas)

Region of Interest (ROI): Yes (4 areas)

Smart Illumination: Yes

Image Rotation: 0°, 90°, 180°, 270° (Supports 90°/270° for 2688 × 1520 resolution)

Mirror: Yes

Privacy Masking: 4 areas



Audio

Built-in Microphone: Yes

Audio Compression: G.711a, G.711Mu, G.726, PCM



Alarm Events

SD Card Issues: No SD card, SD card full, SD card error

Network: Network disconnection, IP conflict, illegal access

Motion & Tampering: Motion detection, video tampering, tripwire, intrusion

Other: Audio detection, voltage detection, security exception, external alarm



Network

Network Port: RJ-45 (10/100 Base-T)

Protocol Support: IPv4, IPv6, HTTP, TCP, UDP, ARP, RTP, RTSP, RTCP, RTMP, SMTP, FTP, SFTP, DHCP, DNS, DDNS, NTP, Multicast, ICMP, IGMP, P2P

Interoperability: ONVIF (Profile S/Profile T/Profile G), CGI

User/Host: 6 users, Total bandwidth: 36 M

Storage: FTP, SFTP, Micro SD card (max. 256 GB)



Management & Mobile

Management Software: SmartPSS Lite, DSS, DMSS

Browser Compatibility: IE, Chrome, Firefox

Mobile App: iOS, Android



Cyber Security

Security Features: Encryption, trusted execution, account lockout, syslog, video encryption, HTTPS, trusted updates, and boot, X.509 certificate generation/import



Power

Power Supply: 12 VDC/PoE (802.3af)

Power Consumption:

Basic: 2 W (12 VDC), 2.6 W (PoE)

Max: 6.1 W (12 VDC), 7.2 W (PoE)






Environmental

Operating Temperature: –40 °C to +60 °C (–40 °F to +140 °F)

Operating Humidity: ≤95%

Storage Temperature: –40 °C to +60 °C (–40 °F to +140 °F)

Storage Humidity: ≤95%

Protection: IP67 (Water and dustproof)

Anti-corrosion Level: Low