$229 MSRP- SpectrAlert Advance System Sensor SPCWKA Wall Speaker White Outdoor

SpectrAlert Advance System Sensor SPCWKA Wall Speaker White Outdoor Features / Specifications Plug-in design reduces ground faults Universal mounting plate with onboard shorting spring that tests wiring continuity before devices are install Field-selectable candela settings: 15, 15/75, 30, 75, 95, 110, 115, 135, 150, 177, and 185 Automatic selection of 12- or 24-volt operation at 15 and 15/75 candela Rotary switch for speaker voltage (25 and 70.7 Vrms) and power settings Tamper-resistant construction