Description
The Dahua DHI-ARA24-W2(868) is a wireless keyfob designed for remote control of Dahua alarm systems. It features four buttons for Home, Away, Disarm, and SOS functions, providing users with quick and easy access to their security settings.
Key Features:
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Four-button operation: Home, Away, Disarm, and SOS
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Two-color status indicator (green: normal, red: abnormal)
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Frequency hopping and two-way communication for stable signal transmission
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Cloud update with automatic recovery from update failure
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Low battery alarm and signal strength detection
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Specifications:
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Dimensions: 60.0 mm × 39.5 mm × 15.0 mm
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Weight: 20 g
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Material: PC + ABS
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Color Options: White with gray buttons
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Power Requirements: CR2032 battery (3-year battery life)
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Other Specs:
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Carrier Frequency: 868.0 MHz–868.6 MHz
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Communication Distance: Up to 900 m in open space
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Communication Mechanism: Two-way
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Encryption Mode: AES128
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Operating Temperature: –10 °C to +55 °C
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Operating Humidity: 10%–90% RH
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Certifications: CE, EN 50131-1:2006+A1:2009+A2:2017+A3:2020, EN 50131-6:2017, EN 50131-5-3:2017, EN 50131-3:2009
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Security Grade: 2
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Environmental Class: II
