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Dahua DHI-ARA24-W2 Wireless Alarm Keyfob Remote


The all-new industrial design and advanced technological system make the new generation of wireless alarm products easier to install, more aesthetically pleasing, and more reliable in communication and performance. Through the mobile apps DMSS (for end users) and COS Pro (for installers), users can receive real-time notifications, control and manage devices, perform remote operations, and more.

Key Features

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

DHI-ARA24-W2(868) Datasheet

$33.48 inc GST +3 Year Warranty & Support

The Dahua DHI-ARA24-W2 Wireless Alarm Keyfob Remote is a versatile, compact device designed to enhance home security by providing remote control over your alarm system. It features four functional buttons (Home, Away, Disarm, and SOS) that allow for quick control of different security modes. This keyfob operates with two-way communication technology and frequency hopping, ensuring reliable signal transmission and protection against interference. It supports cloud updates, which help keep the device up-to-date and secure. Additionally, the keyfob is powered by a long-lasting CR2032 battery, with an expected life of three years. Its communication range extends up to 900 meters in open spaces, making it suitable for various settings like homes, apartments, and shops. The device is lightweight, weighing just 20 grams, and is designed to operate efficiently within a wide temperature range, from -10°C to +55°C. The SOS emergency alarm function provides added safety by allowing immediate alerts in case of emergencies

Dimension

Application

Technical 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
Transmitter Power (EIRP) Limit 25 mW
Communication Distance Up to 900 m (2,952.76 ft) 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 (+14 °F to +131 °F) (indoor)
Operating Humidity 10%–90% (RH)
Product Dimensions 60.0 mm × 39.5 mm × 15.0 mm (2.36″ × 1.56″ × 0.59″) (L × W × H)
Packaging Dimensions 135.0 mm × 98.5 mm × 27.8 mm (5.31″ × 3.88″ × 1.09″) (L × W × H)
Net Weight 20 g (0.04 lb)
Gross Weight 65 g (0.14 lb)
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

Security Grade 2

Environmental Class II

Casing PC + ABS
Battery Life 3 years

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