Virtually Invisible® 191 speakers

Enjoy the rich sound of movies and music from speakers that blend into your décor. Introducing the Virtually Invisible® 191 speakers from Bose designed for placement in walls and ceilings. The speakers are easy to install flush to your wall or ceiling and can even be painted to match your room. Proprietary ported enclosure assures a quality performance. The Articulated Array® speaker design delivers Stereo Everywhere® speaker performance, which provides rich stereo sound throughout the room. 

Exterior grille size: 

Rectangular grille: 83⁄4"W x 6"H (22.22 x 15.2 cm), 

Round grille: 111⁄4" Diameter (28.5 cm).