Dayton Audio ME825W 8" Micro-Edge 2-Way In-Wall Speaker Pair Versatile multi-purpose L/R/surround speaker for home theater or music Contemporary Micro-Edge&#8482; grills with magnetic grill retention Large 8&quot; woven Kevlar cone woofer and 1&quot; pivoting silk dome tweeter Mounts vertically or horizontally Room integration switch with selectable 0/-3/-6 dB treble adjustment