Dahua Wireless Alarm Keyfob Remote | DHI-ARA24-W2
Supports SOS emergency alarm
SOS button can be switched to Control mode
Frequency hopping function and two-way communication technology ensure communication stability
Specifications
Function
| Indicator Light | 1 × two-color status indicator (green: normal, red: abnormal) |
|---|---|
| Button | 4 (Home, Away, Disarm, and SOS) |
| Remote Update | Cloud update |
| Low Battery Detection | Yes |
Wireless
| Carrier Frequency | 433.1 MHz–434.6 MHz |
|---|---|
| Transmitter Power (EIRP) | Limit 10 mW |
| Communication Mechanism | Two-way |
| Communication Distance | Up to 500 m (1,640.42 ft) in an open space |
| Encryption Mode | AES128 |
| Frequency Hopping | Yes |
General
| Power Supply | CR2032 battery |
|---|---|
| Battery Life | 3 years |
| Power Consumption | Max. 85 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) |
| Net Weight | 20 g (0.04 lb) |
| Gross Weight | 65 g (0.14 lb) |
| Casing Material | PC + ABS |
| Certifications | CE |
| Anti-corrosion Level | Basic Protection |
| Packaging Dimensions | 135.0 mm × 98.5 mm × 27.8 mm (5.31" × 3.88" × 1.09") (L × W × H) |