The Dahua 2MP 30m Two-Way Audio 2.8mm Bullet Camera delivers reliable 1080p surveillance with intelligent lighting, two-way audio, and a wide-angle 2.8mm lens. Designed for outdoor security applications, the camera combines clear imaging with Smart Dual Light technology, providing up to 30 metres of illumination for improved visibility in low-light and nighttime conditions.
Built-in microphone and speaker technology enables two-way talk, allowing users to communicate through the camera. The camera supports CVI, TVI, AHD, and CVBS video formats, with convenient signal selection through its DIP switch. Its quick-install structure and IP67-rated housing make it suitable for a wide range of indoor and outdoor installations.
Key Features
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2MP Full HD Imaging – Captures video at 1920 × 1080 resolution for clear surveillance footage.
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2.8mm Wide-Angle Lens – Provides a 111.3° horizontal field of view for broad area coverage.
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Smart Dual Light – Combines IR and white LED illumination with multiple lighting modes.
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30m Illumination Distance – Provides extended visibility in low-light and nighttime conditions.
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Two-Way Talk – Built-in microphone and high-power speaker enable two-way communication.
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Smart Light+ – Advanced LED processing helps provide clearer details when supplementary lighting is required.
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DWDR – Helps improve image detail in scenes with strong backlighting.
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3D Noise Reduction – Reduces image noise for clearer video.
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Super Adapt – Helps maintain image quality across changing lighting conditions.
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Multiple Video Formats – Supports CVI, TVI, AHD, and CVBS.
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DIP Switch Signal Selection – Allows convenient selection of the required video output format.
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IP67 Protection – Provides protection against dust and water for outdoor installations.
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Flexible Mounting – Supports wall, ceiling, and vertical pole mounting.
Camera Specifications
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Image Sensor: 2MP CMOS
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Maximum Resolution: 1920 × 1080
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Scanning System: Progressive
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Minimum Illumination: 0.01 Lux @ F2.0 (Colour, 30 IRE)
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Minimum Illumination: 0.001 Lux @ F2.0 (B/W, 30 IRE)
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Minimum Illumination: 0 Lux with illuminator enabled
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S/N Ratio: >65dB
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Illumination Distance: Up to 30m
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Illuminator: 2 × Multi-Core Light Illuminators
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Illuminator Control: Auto / Manual
Lens Specifications
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Lens Type: Fixed-Focal
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Focal Length: 2.8mm
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Lens Mount: M12
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Maximum Aperture: F2.0
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Horizontal Field of View: 111.3°
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Vertical Field of View: 60.8°
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Diagonal Field of View: 134.2°
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Close Focus Distance: 0.5m
DORI Distance
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Detect: 40.6m
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Observe: 16.2m
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Recognize: 8.1m
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Identify: 4.1m
Video Specifications
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Video Resolution: 1080p (1920 × 1080) / 960H
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Frame Rate: 1080p @ 25fps PAL / 30fps NTSC
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Video Output: CVI / TVI / AHD / CVBS
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Day/Night: Auto (ICR) / Colour / B/W
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WDR: DWDR
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Backlight Compensation: BLC / HLC / WDR / HLC-Pro
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Noise Reduction: 3D NR
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White Balance: Auto
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Gain Control: Manual / Auto
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Mirror: Yes
Audio & Two-Way Talk
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Built-in Microphone: Yes, up to 8m
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Speaker: Yes, up to 8m
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Two-Way Talk: Yes
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Camera Audio: CVI / TVI
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Audio Pick-Up Distance: Up to 8m
Connections & Power
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Video Output: 1 × BNC
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Video Signal Selection: DIP Switch
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Power Supply: 12V DC (±30%)
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Maximum Power Consumption: 6.6W
Construction & Environmental Specifications
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Casing Material: Plastic
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Protection Rating: IP67
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Operating Temperature: -40°C to +60°C
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Operating Humidity: <95% RH, non-condensing
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Storage Temperature: -40°C to +60°C
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Anti-Corrosion Level: Basic Protection
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Mounting: Wall / Ceiling / Vertical Pole
Dimensions & Weight
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Dimensions: 161.6 × 69.7 × 70.0mm
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Net Weight: 0.20kg
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Gross Weight: 0.29kg
The Dahua 2MP 30m Two-Way Audio 2.8mm Bullet Camera is a versatile surveillance solution combining 1080p video, wide-angle coverage, Smart Dual Light illumination, two-way audio, and IP67-rated outdoor protection for dependable day-and-night monitoring.
