70V SWITCH: This speaker is equipped with an "on the fly" 70v switch assembly which allows an installer to rapidly switch to the correct 70v wattage tap without soldering,tapping or disassembly. DESIGN: The OSD Audio 70V Commercial Pair Patio Speaker can be daisy-chained for long distance runs. It can be set up for a home patio or commercial locations with 30, 16, 8, and 4-watt taps. MOUNT: There are flexible mounting brackets that allow for 180-degree rotation and assists to mount the speaker vertically or horizontally. Place under a covered area for the speaker to be optimized. MODERN: A sleek modern fancy look comes from the powder-coated rust-resistant grille for the speaker to last whether it is used indoors or outdoors. This quality accessory blends into the decor. DURABLE: In order for the speaker to last outside, there is stainless steel hardware for long-lasting durability and great sound in unknown temperatures, inclement weather, and changing seasons.