Dahua Alarm Wireless Keyfob, 3 Year, DHI-ARA24-W2

Wireless Keyfob

• SOS emergency alarm

• Frequency hopping and two-way communication for stable connection

• Supports cloud update with automatic recovery from update failure

• Datasheet

 

Function

• Indicator Light: 1 × two-color status indicator (green: normal, red: abnormal)

• Buttons: 4 (Home, Away, Disarm, SOS)

• Remote Update: Cloud update

• Low Battery Detection: Yes

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Wireless

• Carrier Frequency: 433.1 MHz–434.6 MHz

• Transmitter Power (EIRP): ≤10 mW

• Communication Mechanism: Two-way

• Communication Distance: Up to 500 m (1,640 ft) open space

• Encryption Mode: AES128

• Frequency Hopping: Yes

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General

• Power Supply: CR2032 battery

• Battery Life: 3 years

• Power Consumption: Max 85 mW

• Operating Temperature: –10 °C to +55 °C (14 °F to 131 °F) (indoor)

• Operating Humidity: 10%–90% RH

• Product Dimensions: 60 × 39.5 × 15 mm (2.36" × 1.56" × 0.59")

• Net Weight: 20 g (0.04 lb)

• Gross Weight: 65 g (0.14 lb)

• Casing Material: PC + ABS

• Anti-corrosion Level: Basic Protection

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Packaging Dimensions

• 135 × 98.5 × 27.8 mm (5.31" × 3.88" × 1.09")