... tel no.s,2low power tel no.s ) Volume of siren ≥110dB Working Temperature-15°C---+55°C R.H≤90 ... immunity infrared detector3)1wireless door sensor4)2wireless remote controller5)1wired siren,1 power adaptor 6)1 antenna,1telephone line7)1English user ... , Province and City Optional Accessories (Wireless/Wired):>Combined Light and Siren,PIR Motion Sensor,Glass Break Sensor,Magnetic Window Sensor,Magnetic ...