Stopper Dome for Horn/Speaker/Strobe, Enclosed Back, Indoor, Outdoor, Color Clear, Material Polycarbonate, Mounting Surface, Width 9 3/8 in, Depth 4 1/4 in, Height 8 1/2 in, For Use With Horns, Speakers, Strobes, Operating Temp. -40 Degrees to 250 Degrees F, Standards UL/cUL Listed, ADA Compliant, Features Polycarbonate Cover Helps Protect Horn/Speaker/Strobe Unit Against Vandalism and Accidental Damage, Slotted Cover Allows Horn/Speaker to Be Heard. This item has been restricted from sale in the following state (s): []