Dahua

Dahua Wireless Alarm Keyfob

$34.00

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Spec	Detail
Model	ARA24-W2
Product Type	Wireless Keyfob (AirShield alarm system)
Functions	Home, Away, Disarm, SOS
Emergency Alarm	Dedicated SOS button
Indicator Light	1× two-color status LED (green: normal, red: abnormal)
Wireless Range	Up to 500 m (433 MHz)
Carrier Frequency	433.1–434.6 MHz
Communication	Two-way, AES-128 encryption, frequency hopping
Remote Update	Cloud update with automatic recovery
Low Battery Alarm	Yes
Signal Search	Signal strength detection
App Compatibility	DMSS (end users), COS Pro (installers)
Battery	CR2032, ~3–5 years life
Compatible Hub	Dahua AirShield alarm hubs (ARC series)

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