Device Type: 2MP Lite Series IR Fixed-Focal Bullet Network Camera (Discontinued Product)
Model / SKU: DH-IPC-HFW2231TN-AS-S2 (also listed as IPC-HFW2231TN-AS-S2; variants: -0360B for 3.6mm, -0600B for 6mm, -0800B for 8mm)
Brand: Dahua
Series: Lite Series
Form Factor: Bullet
Image Sensor: 1/2.8" 2-Megapixel Progressive Scan CMOS
Max. Resolution: 1920 × 1080 (2MP / 1080p) @ 25/30 fps
Min. Illumination: 0.002 Lux @ F1.6 (Color, 30 IRE); 0.0002 Lux @ F1.6 (B/W, 30 IRE); 0 Lux with IR On
S/N Ratio: >56 dB
Electronic Shutter: Auto/Manual, 1/3 s–1/100,000 s
Lens: Fixed-Focal, 3.6 mm / 6 mm / 8 mm (M12 Mount); Max. Aperture F1.6 (all variants); Iris Control: Fixed
Field of View:- 3.6 mm: Horizontal 88° / Vertical 44° / Diagonal 105°
- 6 mm: Horizontal 54° / Vertical 29° / Diagonal 63°
- 8 mm: Horizontal 42° / Vertical 23° / Diagonal 47°
- Close Focus Distance: 3.6 mm: 1.3 m; 6 mm: 2.5 m; 8 mm: 4 m
- DORI Distance (3.6 mm): Detect 58.9 m / Observe 23.6 m / Recognize 11.8 m / Identify 5.9 m
Illumination: Built-in IR LED (4 LEDs); Max. IR Distance up to 80 m (262.5 ft); Auto/Manual Control
Pan/Tilt/Rotation: Pan 0°–360° / Tilt 0°–90° / Rotation 0°–360°
Video Output: Network Streaming Only (No Analog Video Output)
Video Compression: H.265; H.264; H.264B; MJPEG (Sub Stream Only)
Smart Codec: Smart H.265+ / Smart H.264+
Frame Rate: Main Stream: 1920 × 1080 @ 1–25/30 fps; Sub Stream: 704 × 576 @ 1–25 fps / 704 × 480 @ 1–30 fps
Stream Capability: 2 Streams
WDR: Yes (True WDR)
Noise Reduction: 3D NR
Image Enhancements: Rotation Mode, WDR, 3D NR, HLC, BLC, Digital Watermarking, ROI (Region of Interest)
Data Ports: 1 × RJ-45 (10/100 Base-T Ethernet)
Network Monitoring: Web Viewer, CMS (DSS/PSS), DMSS Mobile App
Interoperability: ONVIF
Storage: Micro SD Card (Max. 256 GB, Card Not Included)
Audio: 1/1 Audio In/Out (RCA Terminal)
Alarm: 1/1 Alarm In/Out
Smart Features (Intelligent Monitoring):- IVS: Tripwire, Intrusion
- Abnormality Detection: Motion Detection, Privacy Masking, Audio Detection, No SD Card, SD Card Full/Error, Network Disconnection, IP Conflict, Illegal Access, Voltage Detection
Power Supply: 12V DC / PoE (802.3af)
Power Consumption: Not Specified in Available Source
Operating Conditions: Not Specified in Available Source
Protection: IP67 Weatherproof; IK10 Vandal-Proof (Optional)
Casing Material: Metal
Dimensions: Not Specified in Available Source
Net Weight: Not Specified in Available Source
Key Specs: Dahua DH-IPC-HFW2231TN-AS-S2 2MP Lite Series IR Bullet Camera, 1/2.8" 2MP CMOS, 1920×1080 @ 25/30fps, 3.6mm/6mm/8mm Fixed Lens (F1.6), 80m Smart IR, WDR, 3D NR, H.265/Smart H.265+, ROI, IVS (Tripwire/Intrusion), 1/1 Alarm In/Out, 1/1 Audio In/Out, MicroSD up to 256GB, PoE (802.3af) / 12V DC, IP67 Weatherproof, IK10 (Optional), Metal Housing, ONVIF
Usage: Outdoor & Indoor Surveillance, Residential Security, Small to Medium Business Monitoring, Retail Stores, Parking Lots, Driveways, and Any Installation Requiring a Weatherproof Bullet Camera with Long-Range IR and Alarm/Audio I/O
