PATLITE Electronic Sound Alarm Signal Phone AC100V High Volume Type BM-210H

High volume type Rated voltage AC100V Voltage tolerance Rated voltage ±10% Rated power consumption 2.5W Buzzer: Tone 1ch (beep) 2ch (beep beep...) Priority 1ch＞2ch Sound pressure level Maximum 90dB/at 1m (no volume adjustment function) Installation location: Indoors Installation direction: Can be mounted in either direction Protection class: IP30 (front only) Ambient temperature: -10 to 60°C (85% or less, no condensation) Mounting plate thickness: 7mm or less Mounting hole diameter: Φ30.5mm