Audible and Strobe Guard, Open Back, Indoor, Color Clear, Material Polycarbonate, Mounting Surface, Width 9 3/8 in, Depth 4 1/2 in, Height 8 1/2 in, Diameter 9 3/8 in, For Use With Fire Speakers/Strobes, Operating Temp. -40 Degrees to 250 Degrees F, Standards ADA Compliant, UL/cUL Listed, Features 3 Year Guarantee, Includes Mounting Hardware. This item has been restricted from sale in the following state (s): []