Volume Adjustable 2 Sound Siren; special alarm device for subways, funiculars, elevator pits and tunnel ventilation. Technical Features
Type: Electronic Siren
Material: ABS Voltages : 110Vdc, 220 Vac, 12-24Vdc48 Vdc Weight: Mounting: Wall Mount with screws Dimensions:70 x70x180 mm Tone Type: 2 tones Sound Output: 120 dB Protection Rate: IP54