Dahua Alarm Wireless Keyfob ARA24-W (868)

Wireless keyfob

• SOS emergency alarm
• Frequency hopping function and two-way communication technology
• Cloud update and automatic recovery from update failure

Specifications

Port

• Indicator Light : 1 × two-color status indicator (green: normal, red: abnormal)
• Button : 4 (Home, Away, Disarm, and SOS)

Function

• Remote Upgrade : Cloud update
• Low Battery Alarm : Yes
• Search : Signal strength detection

Wireless

• Carrier Frequency : 868.0 MHz–868.6 MHz
• Communication Distance : Up to 900 m in an open space
• Communication Mechanism : Two-way
• Encryption Mode : AES128
• Frequency Hopping : Yes

General

• Power Supply : CR2032 battery
• Power Consumption : Max. 100 mW
• Operating Temperature : –10 °C to +55 °C (indoor)
• Operating Humidity : 10%–90% (RH)
• Product Dimensions : 60.0 mm × 39.5 mm × 15.0 mm (L × W × H)
• Packaging Dimensions : 135.0 mm × 98.5 mm × 27.8 mm (L × W × H)
• Net Weight : 20 g
• Gross Weight : 65 g
• Certifications : CE
• Casing : PC + ABS
• Battery Life : 5 years