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Dahua Alarm Wireless Panic Button ARD821-W2(868) (With bracket)

Dahua Alarm Wireless Panic Button ARD821-W2(868) (With bracket)

25.11 € 29.54 €
29.54 €
  • Manufacturer
  • Power Supply
  • Operating Temperature
  • Operating Humidity
  • Button
  • Remote Update
  • Low Battery Detection
  • Carrier Frequency
  • Communication Mechanism
  • Communication Distance
  • Encryption Mode
  • Frequency Hopping
  • Signal Strength
  • Battery Level Display
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Two-way RF communication Provides multiple LED colors to indicate different statuses Cloud update and automatic recovery from update failure Offers accidental press prevention Battery life up to 5 years if used twice a week IP54 rated

Description

Specifications

Manufacturer Dahua
Power Supply 1 x
Operating Temperature –10 °C to +55 °C (indoor)
Operating Humidity 10%-90% (RH)
Button 1
Remote Update Cloud update
Low Battery Detection Yes
Carrier Frequency 868.0 MHz–868.6 MHz
Communication Mechanism Two–way
Communication Distance Up to 1,400 m in an open space
Encryption Mode AES128
Frequency Hopping Yes
Signal Strength Yes
Battery Level Display Displays battery level on app