- Signal strength detection.
- Low battery alarm.
- Temperature measurement.
- Frequency hopping function and two-way communication technology
- Cloud update and automatic recovery from update failure.
- Carrier Frequency: 868.0 MHz–868.6 MHz
- Communication Distance: Up to 1,000 m in an open space, two-way
- Encryption Mode: AES128
- Power Supply: 2 × CR123A batteries
- Operating Temperature: –10 °C to +55 °C, indoor only
- Battery Life: 2.5 years in working status (triggered twice every week and alerts 120 s for each triggering)
- Sound Pressure: ≥ 105 ± 3 dB\1M
- Temperature Measuring Range: –15 °C to +65 °C
- Product Dimensions: 81.0 mm × 81.0 mm × 26.0 mm
| Vendor Homepage | www.dahuasecurity.com/products/All-Products/Alarms/Wireless-Products/Accessories/ARA12-W2(868) |
|---|---|
| Category Code | SIR |
| Unit Box Height | 0.1 |
| Unit Box Length | 0.14 |
| Unit Box Width | 0.06 |
| Colour | White |
| Dimensions | 81.0 mm × 81.0 mm × 26.0 mm |
| Units per Shipping Box | 1 |
| Unit Calculated Volume | 0.00084 cubm |
| Product Net Weight | 0.105 kg |
| Unit Calculated Weight | 0.188 kg |