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Technical features

• Dahua X-Spans multi-sensor IP PTZ dome Dahua X-Spans
• Panoramic channel with 1/2.7" CMOS sensor with 8 MP resolution
• Detail channel with 1/2.8" STARVIS™ CMOS sensor and 4 MP resolution
• Maximum resolution of the panoramic channel 4096 × 1860
• 2560 × 1440 maximum resolution of the detail channel
• Progressive scanning system
• Minimum color panoramic channel illumination of 0.005 lux@F1.4
• Minimum illumination of the black and white panoramic channel of 0.0005 lux@F1.4
• Minimum color detail channel illumination of 0.005 lux@F1.6
• Minimum black and white detail channel illumination of 0.0005 lux@F1.6
• 0 lux with illuminator activated
• Panoramic channel with IR range up to 30 m and white light up to 30 m
• Detail channel with IR range up to 250m and warm light up to 100m
• Panoramic channel with 2 IR illuminators and 2 white light illuminators
• Detail channel with 6 Dual Light Fusion illuminators
• Fixed lens 2.8 mm in panoramic channel
• Motorized lens 5 mm to 125 mm in detail channel
• Aperture F1.4 in panoramic channel
• Aperture F1.6-F3.6 in detail channel
• Panoramic channel viewing angle 180° horizontal, 86° vertical
• Detail channel horizontal viewing angle of 51.9° to 3.0°
• Detail channel vertical viewing angle from 39.7° to 2.2°
• Detail channel diagonal viewing angle 63.1° to 3.7°
• 25x optical zoom in detail channel
• Auto, manual or semi-automatic focus control
• Minimum focusing distance of 0.6 m in panoramic channel
• Minimum focus distance 0.1 m to 0.5 m in detail channel
• Auto, manual or iris-priority iris in detail channel

Video

• Video compression Smart H.265+, H.265, Smart H.264+, H.264B, H.264M, H.264H and MJPEG on substream 1
• 3-stream capability
• Widescreen channel resolutions: 8M (4096 × 1860), 2M (2048 × 928), 1080P (1920 × 1080), 720P (1280 × 720), 1024 × 448, D1 (704 × 576/704 × 480), VGA (640 × 480) and CIF (352 × 288/352 × 240)
• Detail channel resolutions: 4M (2560 × 1440), 3M (2304 × 1296), 1080P (1920 × 1080), 1.3M (1280 × 960), 720P (1280 × 720), D1 (704 × 576/704 × 480), VGA (640 × 480) and CIF (352 × 288/352 × 240)
• Stream 1 widescreen channel: 4096 × 1860@1-25/30 ips
• Stream 2 wide channel: 1024 × 448/D1/VGA/CIF@1-25/30 ips
• Stream 3 wide channel: 2048 × 928/1080P/1.3MP/720P@1-25/30 ips
• Stream 1 detail channel: 4MP/3MP/1080P/1.3MP/720P@1-25/30 ips
• Stream 2 detail channel: D1/VGA/CIF@1-25/30 ips
• Stream 3 detail channel: 1080P/1.3MP/720P@1-25/30 ips
• Bit rate control CBR/VBR
• H.264 bit rate of the wide channel from 128 Kbps to 16384 Kbps
• H.265 bit rate of the wide channel from 51 Kbps to 13312 Kbps
• H.264 bit rate of the detail channel from 96 Kbps to 16384 Kbps
• H.265 bit rate of the detail channel from 38 Kbps to 10240 Kbps

Functionalities

• Auto day/night, color, black-and-white or electronic in wide channel and detail channel
• BLC and HLC
• DWDR in wide channel
• WDR 120 dB in detail channel
• White balance auto, indoor, outdoor, tracking, manual, sodium lamp, daylight, and streetlight
• Automatic, manual or gain priority gain control
• 2D NR and 3D NR noise reduction
• Motion detection
• Region of interest RoI
• Gyroscope EIS stabilization on detail channel
• Electronic Defog in panoramic and detail channel
• 16x digital zoom in detail channel
• 180° image rotation in detail channel
• Signal-to-noise ratio ≥55 dB
• Privacy mask up to 24 areas, with up to 8 areas in the same view, multiple colors and mosaic available
• Smart Dual Light with switching between IR and white light according to target detection
• AI-ISP for image adaptation to the scene
• Active deterrence by red-blue light and sound alarm

Intelligent functions

• Video metadata in detail channel with detection of motor vehicles, non-motorized vehicles, faces and human bodies
• Extraction of up to 10 motor vehicle attributes and 8 non-motor vehicle attributes
• Extraction of up to 6 facial attributes and 8 body attributes
• IVS perimeter protection with line crossing, intrusion, fence crossing, loitering, abandoned or lost object, fast moving, parking, people gathering, alarm classification by person and linked tracking
• Detail channel face detection with optimization, capture

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