Dahua DHI-ARD821-W2(868) Dahua radio panic button

Dahua DHI-ARD821-W2(868). Dahua radio panic button. Offers prevention of accidental presses. Two-way RF communication. Multiple LED colors for different states. Cloud update and automatic recovery in case of update failure. IP54 protection Wireless panic button.

• One button panic switch

  LED indicator for multiple states

  Signal strength detection

  test mode

  868 ~ 868.6 MHz two-way radio communication

  Radio range up to 1.4 km in open field

  frequency hopping

  AES128 encryption mode

  Low battery detection (display battery level on App)

  Powered by CR2032 battery (lifetime up to 5 years with two activations per week)

  28mA maximum consumption

  Operating temperature -10°C ~ +55°C

  Relative humidity 10% ~ 90%

  Degree of protection IP54

  Polycarbonate and ABS plastic shell

  Dimensions: 36 (W) x 55 (H) x 14.2 mm

  Weight: 18g

- DAHUA-9286