Device Type: 8MP Lite Series IR Vari-focal Bullet Network Camera (Starlight)
Model / SKU: DH-IPC-HFW2831TP-ZAS-S2 (official base model: IPC-HFW2831T-ZAS-S2; also listed as DH-IPC-HFW2831TP-ZAS-27135-S2)
Brand: Dahua
Series: Lite Series
Form Factor: Bullet
Image Sensor: 1/2.7" 8-Megapixel Progressive Scan CMOS
Max. Resolution: 3840 × 2160 (8MP / 4K) @ 15 fps; 2688 × 1520 (4MP) @ 25/30 fps
Min. Illumination: 0.008 Lux @ F1.5 (Color)
S/N Ratio: >56 dB
Electronic Shutter: Auto/Manual, 1/3 s–1/100,000 s
Lens: Motorized Vari-focal, 2.7 mm – 13.5 mm; Max. Aperture F1.5
Field of View: Horizontal 113°–31° / Vertical 58°–17° / Diagonal 138°–36°
Close Focus Distance: 0.8 m
DORI Distance: Detect 85.3 m / Observe 34.1 m / Recognize 17 m / Identify 8.5 m (Wide)
Illumination: Built-in IR LED (4 LEDs); Max. IR Distance 60 m; Auto/Manual Control
Angle Adjustment: Pan 0°–360° / Tilt 0°–90° / Rotation 0°–360°
Video Output: Network Streaming Only (No Analog Video Output)
Video Compression: H.265; H.264; MJPEG (Sub Stream Only)
Smart Codec: Smart H.265+ / Smart H.264+
Frame Rate: Main Stream: 3840 × 2160 @ 1–15 fps / 2688 × 1520 @ 1–25/30 fps
WDR: 120 dB True WDR
Noise Reduction: 3D DNR
Image Enhancements: ROI (4 Areas), Rotation Mode, HLC, BLC, Digital Watermarking, Corridor Mode
Data Ports: 1 × RJ-45 (10/100 Base-T Ethernet)
Network Protocols: ONVIF, CGI, P2P, Milestone
Storage: Micro SD Card (Max. 256 GB, Card Not Included), Dahua Cloud, FTP, NAS
Audio: Built-in Microphone; 1/1 Audio In/Out
Alarm: 1/1 Alarm In/Out
Smart Features (IVS):- Intelligent Detection: Tripwire, Intrusion
- Abnormality Detection: Motion Detection, Video Tampering, No SD Card, SD Card Full/Error, Network Disconnection, IP Conflict, Illegal Access, Voltage Detection, Audio Abnormal
Power Supply: 12V DC / PoE (802.3af)
Power Consumption: <9.9 W
Operating Conditions: -40°C to +60°C; Humidity <95% RH
Protection: IP67 Weatherproof; IK10 Vandal-Proof (select models)
Casing Material: Metal
Dimensions: 244.1 mm × Φ90.4 mm
Net Weight: 880 g
Key Specs: Dahua DH-IPC-HFW2831TP-ZAS-S2 8MP Lite Series Starlight Bullet Camera, 1/2.7" 8MP CMOS, 3840×2160 @ 15fps, 2.7–13.5mm Motorized Vari-focal Lens (F1.5), 60m Smart IR, 120dB True WDR, 3D DNR, H.265/Smart H.265+/H.264+, ROI, IVS (Tripwire/Intrusion), Built-in Microphone, 1/1 Alarm In/Out, 1/1 Audio In/Out, MicroSD up to 256GB, PoE (802.3af) / 12V DC, IP67 Weatherproof, IK10 (Select Models), Metal Housing, ONVIF
Usage: Outdoor & Indoor Surveillance, Residential Security, Small to Medium Business Monitoring, Retail Stores, Parking Lots, Driveways, and Any Installation Requiring High-Resolution 4K Imaging with Motorized Zoom and Starlight Low-Light Performance
