The Boxxline BALC-SWM is a wall mounting sensor for the BCAL-44 digital ambient noise controller. Microphone Type Condensor Microphone Communication Model Bus line Noise Frequency Filter 4 Output Level 1V/600Ω Frequency Response 80-18KHz (+1/-3dB) THD ≤1% Communication Distance 3KM Power Consumption 4W Power Supply AC ~230V/50Hz Dimensions 240x155mm Weight 1,0 Kg
