$20 for 1 Device Tested and they all work but verify before installing them NEED GONE SOON BUY NOW BEFORE OUT OF STOCK The Simplex signaling appliance model GXS4-15/75WR is a fire alarm designed specifically for the hearing impaired. Manufactured in the United States by Simplex, this smoke alarm is equipped with a visual signal in addition to the traditional audio signal to ensure maximum safety for individuals with hearing issues. With a unit quantity of 5, this appliance is essential for providing comprehensive fire protection in various settings.
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