SIREN WRL INDOOR/868MHZ ARA12-W2 DAHUA

Informācija par preci

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