- New
Panic button Dahua ARD821-W2(868) (with mounting bracket)
€26.52
Tax included
Secure payments
SSL-secured connection, cash on delivery payment.
Fast delivery
Delivery nationwide – arranged after the order.
Returns
14-day right of withdrawal under consumer protection law.
General
| Type | Buttons and tags |
Ports
| Light indicator | 1 for multiple states |
| Buttons | 1 |
Features
| Remote update | Cloud update |
| Remote configuration | yes |
| Mobile app | yes |
| Low battery detection | yes |
| Battery level display | Shows battery level in the app |
| Signal strength | yes |
| Test mode | yes |
Wireless network
| Carrier frequency | 868.0 MHz–868.6 MHz |
| Max. communication distance | Up to 1200 m in open space |
| Communication method | Two-way |
| Encryption mode | AES128 |
| Frequency-hopping spread spectrum | yes |
Technical
| Battery | CR2032 |
| Battery life | 3 years (when used twice a week) |
| Operating current | 28 mA |
| Operating temperature | –10 °C to +55 °C |
| Operating humidity | 10%–90% (RH) |
| Protection rating | IP54 |
| Dimensions | 55 mm × 36 mm × 14.2 mm |
| Mounting | Wall mount; portable |
| Net weight | 0.018 kg |
| Gross weight | 0.048 kg |
| Certifications | CE; EN 50131-1:2006+A1:2009+A2:2017+A3:2020; EN 50131-3:2009; EN 50131-6:2017; EN 50131-5-3:2017; Security Grade 2; Environmental Class II |
| Housing | PC + ABS |
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