Pyle PDIWS28 Dual 8- Inch In-Wall / In-Ceiling High-Power Subwoofer Speaker System, Dual Voice Coil, Flush Mount, White
The Pyle Home PDIWS28 in-wall subwoofer system delivers bass to any room in your home or office without cluttering floor space.   Included in the kit is the mounting hardware for installation, and a template for existing construction.  For new construction, consider one of Pyle's mounting brackets for precise installation.