DC-D4831HRX
8MP Vandal-Resistant IR Dome Camera
The DC-D4831HRX is a flagship 4K network camera within KYR Company’s premium surveillance lineup. It combines ultra-high-definition resolution with a rugged, vandal-resistant design, making it the ideal choice for high-traffic and high-risk environments such as airports, shopping malls, and industrial sites. With built-in AI compatibility and extreme weather protection, this camera ensures crystal-clear evidence 24/7.
Product Features
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Stunning 4K UHD Resolution: Captures video at 3840 x 2160 (8MP) for exceptional forensic detail and wide-area coverage.
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Motorized Vari-focal Lens: Features a 2.7mm – 13.5mm motorized lens, allowing for remote zoom and focus adjustment during or after installation.
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Superior Night Vision: Equipped with high-power IR LEDs providing clear visibility in total darkness up to 40 meters (131 ft).
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Vandal & Weather Proof: Built with an IK10 impact rating and IP67 weather resistance, including a built-in heater for operation in extreme temperatures (-40°C to +55°C).
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True WDR (120dB): Optimizes image quality in high-contrast lighting environments, ensuring clear details in both shadowed and brightly lit areas.
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Smart Failover & Edge Storage: Supports microSD cards (up to 512GB) and IDIS Smart Failover to prevent data loss during network outages.
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Two-Way Audio: Built-in audio I/O for real-time communication and alarm integration.
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Global Security Standards: Fully NDAA & TAA compliant, meeting the highest cybersecurity and regulatory requirements.
Technical Specifications
VIDEO & IMAGE
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Image Sensor: 1/2.8″ CMOS.
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Max. Resolution: 3840 x 2160 (8MP).
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Frame Rate: 30ips @ 3840 x 2160 (15ips with WDR enabled).
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Lens Type: Motorized Vari-focal (f=2.7 – 13.5mm).
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Min. Illumination: Color: 0.2 Lux @ F1.8 / B/W: 0 Lux (IR LED On).
NETWORK & INTELLIGENCE
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Compression: H.265, H.264, and IDIS Intelligent Codec.
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Protocols: DirectIP 2.0, ONVIF Profile S/T.
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AI Features: Supports Video Motion Detection, Active Tampering Alarm, and Trip Zone.
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Streaming: Quadruple streaming for optimized local and remote viewing.
INTERFACE & ELECTRICAL
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Ethernet: RJ45 (10/100BASE-T).
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Audio I/O: 1 In / 1 Out (Line level).
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Alarm I/O: 1 In / 1 Out.
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Power Source: PoE (IEEE 802.3af Class 3) or 12V DC.
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Power Consumption: Max 14.4W (Heater On).
MECHANICAL
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Dimensions: Ø155mm x 104.4mm (Ø6.1” x 4.11”).
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Weight: 1.02 kg (2.25 lbs).
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Installation: 3-axis mechanical design for flexible mounting on walls or ceilings.

