Dahua WizSense Cameras

- 6MP (3200 × 1800 @25/30fps) with an F1.0 lens — 0.003 lux colour rating, the 3 Series' best in low light.
- Active deterrence: red and blue lights plus siren and voice warnings through the built-in speaker when a zone is crossed.
- Smart Dual Illuminators: 30m IR for everyday nights; the warm light captures detected events in full colour.
- Two-way talk via dual mics and speaker, with one-tap disarming in the DMSS app.
- PoE powered (802.3af) — drops straight into a 4, 8 or 16 channel Dahua NVR.

- Two 4MP sensors spliced into one 4096 × 1860 panorama — a true 180° view with no blind strip.
- Full TiOC deterrence: red and blue lights, siren and voice warnings (speaker lab-rated 110dB at 10cm), warm-light colour event capture.
- Loitering detection on top of tripwire and intrusion zones, with EPTZ zoom in playback.
- Two-way talk via dual mics, one-tap disarming in DMSS.
- PoE powered (802.3af) — one Ethernet run replaces two cameras.

- 4MP Resolution: 2560×1440 HD imaging with H.265+ compression.
- Active Deterrence System: Red/blue flashing lights + customizable voice alarms.
- 25x Optical Zoom: 5.4–135mm motorized lens for detailed long-range surveillance.
- Smart Dual Illuminators: Auto-switching IR (150m) and full-color lighting in low light.
- Two-way Audio: Built-in microphone and speaker for real-time communication.
- IP66 Weatherproof: Suitable for harsh outdoor environments.

- Motorised 2.7–13.5mm vari-focal lens — frame the gate or the driveway from the app, no ladder.
- 50m infrared and 40m warm light — the longest night reach in the 3849 turret family.
- Active deterrence: red and blue lights plus siren and voice warnings when a zone is crossed.
- 8MP F1.0 sensor (0.004 lux colour), AcuPick support, SMD 4.0, two-way talk.
- PoE powered — drops straight into a 4, 8 or 16 channel Dahua NVR.

The Dahua IPC-HDW3649H-AS-PV-PRO is a 6MP TiOC (Three-in-One) turret that combines full-colour night vision, AI perimeter protection and active deterrence in one camera. On a confirmed person or vehicle event it can flash red and blue strobes and sound its siren while you hear and speak through the built-in two-way audio.

Key points
- 6MP (3288 x 1850) on a large 1/1.8" sensor with F1.0 aperture for low light
- Smart dual illuminators: full-colour to 30m, or discreet IR when idle
- Active deterrence: red/blue strobe and built-in siren on AI events
- Built-in mic and speaker for two-way audio and spoken warnings
- SMD/Perimeter human and vehicle AI; AcuPick search on a Dahua AI NVR
- IP67 metal turret; PoE or 12V DC on a single Cat5e/6 cable

- Dual Sensor Resolution: 8MP panoramic plus 8MP PTZ for wide and detailed monitoring.
- Active Deterrence: Flashing lights and 110dB speaker for instant alarms and alerts.
- Auto Tracking 3.0: AI-based motion tracking for continuous object following.
- 25x Optical Zoom: High-quality close-ups with infrared night vision up to 100m.

- 4MP Resolution: Delivers high-definition video at 2560 × 1440.
- Active Deterrence: Red/blue flashing lights and customizable voice alarms for intruder prevention.
- Smart Motion Detection 3.0: AI-powered human/vehicle detection to minimize false alarms.
- Two-Way Talk: Built-in microphone and speaker for real-time communication.
- IR/Warm Light Illumination: 50m IR and 30m warm light night vision with Smart Dual Light technology.
- H.265+ Compression: Efficient video storage and transmission support.
- IP66 Protection: Weatherproof design for outdoor durability.

- The 180° duo splicing TiOC in a black housing — one 4096 × 1860 panorama, no blind strip.
- Full TiOC deterrence: red and blue lights, siren and voice warnings (speaker lab-rated 110dB at 10cm).
- Loitering detection, EPTZ playback zoom, two-way talk and one-tap disarming.
- PoE powered (802.3af) — one Ethernet run replaces two cameras.