Dahua WizSense SD4D825MB-HNR Telecamera di rete PTZ 8MP 25x

The Dahua WizSense SD4D825MB-HNR is an 8MP PTZ network camera with a 1/2.8" STARVIS™ CMOS sensor and 25× optical zoom. It features Starlight technology, IR illumination up to 100 m, and warm light up to 50 m, making it suitable for outdoor use with its IP67 rating.

Key features

• 1/2.8" 8-megapixel STARVIS™ CMOS sensor
• 25× optical zoom
• Starlight technology
• Max. resolution 25/30 fps at 8 MP
• IR range up to 100 m
• Warm light range up to 50 m
• Perimeter Protection with intelligent event analysis
• Face detection
• SMD 4.0 (Smart Motion Detection)
• IP67 rating

Specifications

• Image sensor: 1/2.8" CMOS
• Resolution: 8 MP (3840 × 2160)
• ROM/RAM: 4 GB / 2 GB
• Electronic shutter: 1 s – 1/30,000 s
• Scanning system: Progressive
• Minimum illumination: 0.005 lux @ F1.6 (color, 30 IRE); 0.0005 lux @ F1.6 (B/W, 30 IRE); 0 lux (illuminator on)
• Illumination range: IR up to 100 m; warm light up to 50 m
• Illumination control: Zoom priority / Manual / Auto / Off
• Number of illuminators: 2 × IR, 2 × warm light, 2 × dual-core
• Lens focal length: 5 mm – 125 mm
• Aperture: F1.6 – F3.6
• Field of view: H: 57.73°–3.73°; V: 33.6°–2.08°; D: 64.92°–4.27°
• Optical zoom: 25×
• Focus control: Auto / semi-auto / manual
• Minimum focusing distance: 0.1 – 1.5 m
• Aperture control: Auto
• DORI range (W / T): Detection: 137.9 m / 3,448.3 m; Observation: 55.2 m / 1,379.3 m; Recognition: 27.6 m / 689.7 m; Identification: 13.8 m / 344.8 m
• PTZ range: Pan: 0°–360° (unlimited); Tilt: –15° to +90°, auto flip 180°
• Manual speed: Pan: 0.1°–200°/s; Tilt: 0.1°–120°/s
• Preset speed: Pan: up to 240°/s; Tilt: up to 200°/s
• Number of presets: 300
• Patrol modes: 8 tours, 5 patterns, 5 scans
• Power-off memory: Yes
• Idle motion: Preset / Pattern / Tour / Scan
• Perimeter protection (IVS): Tripwire, intrusion, crossing fence, loitering, abandoned/missing object, fast moving, parking, crowd gathering, alarm classification, linked tracking
• Face detection: Face detection and optimization, snapshot, attribute extraction (6 attributes, 8 emotions), face cropping, various recording modes
• Smart tracking: Auto Tracking 3.0
• SMD (Smart Motion Detection): Version 4.0
• AcuPick: AI algorithms for searching people and vehicles in recordings
• Auto Patrol: Automatic PTZ steering upon object detection by IVS
• Video compression: Smart H.265+, H.265, Smart H.264+, H.264B/M/H, MJPEG (sub stream 1)
• Number of streams: 3
• Supported resolutions: 8M, 4M, 3M, 1080p, 960p, 720p, D1, VGA, CIF
• Frame rate: Up to 25/30 fps (main stream 8M/4M/1080p)
• Bit rate control: CBR / VBR
• Bit rate: H.264: 128–16,384 kbps; H.265: 51–11,776 kbps
• Day/Night mode: Auto (ICR) / Color / B/W
• BLC / HLC / WDR: Yes / Yes / DWDR
• White balance: Auto / indoor / outdoor / manual / ATW / sodium lamp / natural / street lamp
• Gain control: Auto / manual / gain priority
• Noise reduction: 2D NR, 3D NR
• Motion detection: Yes
• ROI (Region of Interest): Yes
• Image stabilization: Electronic (EIS)
• Defog: Electronic
• Digital zoom: 16×
• Image rotation: 180°
• Privacy masks: Up to 24 zones (max. 8 simultaneously)
• S/N ratio: ≥ 55 dB
• Audio compression: PCM, G.711A, G.711Mu, G.726, MPEG2-Layer2, G.722.1, G.729, G.723
• Network port: 1 × RJ-45 (10/100 Base-T)
• Network protocols: HTTP, HTTPS, TCP/IP