Dahua DH-IPC-HFW2439SP-SA-LED-S2

📸 Image & Lens

• Sensor: 1/3″ CMOS image sensor — good low‑light sensitivity and high resolution.

• Max Resolution: Up to 2688 × 1520 (approx 4 MP).

• Lens: Fixed‑focal lens (commonly 2.8 mm or 3.6 mm options).

• Field of View: ~96° horizontal (2.8 mm) or ~81° (3.6 mm).

• Aperture: F1.0 for strong light gathering performance.

🌙 Night & Lighting

• Full‑Color Night Vision: Camera keeps color imaging even in very low light thanks to built‑in warm LED lights.

• Illumination Distance: Up to ~30 m with LED warm light.

• Day/Night Modes: Color / B&W switch for different lighting scenarios.

🎥 Video & Encoding

• Compression: H.265 / H.264 codecs (Smart H.265+ / Smart H.264+ supported) — efficient bandwidth & storage use.

• Frame Rate: Up to ~25‑30 fps at common 4 MP resolutions.

• Wide Dynamic Range (WDR): ~120 dB for high contrast scenes.

• Noise Reduction: 3D DNR reduces image grain in low light.

• Smart Region of Interest (ROI): Helps prioritize important areas for quality and storage.

🧠 Intelligent Features

• IVS (Intelligent Video System): Functions like tripwire and intrusion detection.

• Abnormality Alerts: Detects motion, video tampering, SD card issues, network disconnects, IP conflicts and illegal access.

• Privacy Masking: Blocks specified areas of the scene.

🎤 Audio

• Built‑in Microphone: Supports audio recording (compression formats include AAC, G.711A/B etc.).

💾 Storage & Network

• Storage Options: Micro‑SD card up to 256 GB, NAS, FTP, Dahua Cloud.

• Network: Standard RJ‑45 (10/100 Mbps), support for IPv4/v6 and ONVIF profiles S/G/T (good for NVR integration).

• Remote Access: Works with Dahua’s SmartPSS, DSS software and DMSS mobile app.

⚡ Power & Protection

• Power Supply: 12 V DC or PoE (802.3af) — PoE simplifies installation.

• Weatherproofing: IP67 rating — resistant to dust and water, good for outdoor use.

📏 Build & Installation

• Form Factor: Bullet camera style — easy wall/ceiling mounting.

• Rotation Adjustment: Adjustable pan/tilt/rotation angles for flexible positioning.

🧠 Use Cases

Best suited for:

• Outdoor perimeter surveillance (doors, yards, alleys).

• Indoor monitoring (offices, hallways).

• Areas where color video at night is desired without IR’s black‑and‑white look.

🔍 Summary

Dahua DH‑IPC‑HFW2439SP‑SA‑LED‑S2 is a 4 MP full‑color IP bullet camera with smart video analytics, robust network support, and built‑in LED lighting for true color imaging at low light. It balances performance and affordability with weatherproof durability and efficient video compression.