Polk Audio Atrium 8SDI All Weather Outdoor Loudspeaker, Single, White

Polk Audio Atrium 8SDI All Weather Outdoor Loudspeaker, Single, White SKU: PKATRUM8SDIW MFR: ATRIUM 8 SDI-W The flagship of the line, the Atrium 8SDI has a unique, patented single/dual input switch that combined with its ingenious dual tweeter array enables you to use the Atrium 8SDI as either a single high performance stereo loudspeaker or the left-or-right speaker in a high performance stereo pair. And you can use it practically anywhere, because the Atrium 8SDI also has special military spec waterproofing features, including their patented water-resistant PowerPort bass venting. 6 1/2-inch (16.51cm) long-throw aerated polypropylene cone driver with butyl rubber surround pumps out surprising bass response from a compact design Patented water-resistant PowerPort bass venting efficiently adds 3dB of big, realistic, musical bass output. And because it's Polk all-weather certified water-resistant, it can go practically anywhere with no worries about moisture impeding its perf