Shure UA864US Wall-mounted Wideband Antenna (470-698 mHz)The UA864US antenna provides wideband RF coverage in a low profile enclosure that mounts easily on a wall or ceiling. Works with ULX D Digital, UHF R, and ULX Wireless Systems, as well as Axient Wireless Management Network. A neutral white housing allows the antenna to blend into corporate or classroom settings, and can be painted to match interior color schemes. The 4 position selectable gain switch provides attenuation and boost settings to optimize