Polk Audio LSi15 Left Channel Tower Speaker (Single, Cherry) by Polk Audio. Save 46 Off!. $499.00. New high definition audio formats such as Super Audio CD and DVD-Audio demand a new level of performance from today's loudspeakers. The Polk Audio LSi15 Tower Speaker is the ultimate expression of Polk Audio's mission to provide the highest quality audio products at a reasonable price. The LSi15 is a floorstanding speaker that delivers superior linearity, definition and imaging, as well as b...
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