Polk Audio Reserve R350

Details A flexible front, left, and center channel speaker: With its balanced design - an array of four 4" Turbine Cone(tm) midrange drivers with a 1" Pinnacle ring radiator in the middle - the Polk Audio Reserve R350 is a very versatile speaker. One can be placed horizontally to serve as a center channel, and two more can be mounted vertically as left/right speakers in a home theater system. A pair of four-way mounting brackets are attached to the back of the speaker.