Bose® Virtually Invisible® speakers deliver superior performance, easy installation, and blendelegantly into ceilings and walls. They are all engineered with exclusive Bose Stereo Everywhere®speaker performance to provide balanced stereo sound over a wider area. Sound fills every inchof the room evenly so there are no drop-offs. The ultra slim bezel is attached directly to thespeaker grille allowing them to be easily painted in one simple step. And with no cloth scrim,there's no worry of excess paint clumping or soaking in. Plus, magnets allow them to snap on andoff quickly. And with a near bezel-less construction, they blend seamlessly into the rooms design.Installation is quick and easy with standard dogleg clamps. Two in-wall and two in-ceiling modelsprovide the solutions you need for nearly any installation.