The luxury CP-IW460X in-wall speakers combine Monitor Audios latest drivers in compact three-way five-driver configurations built into closed-box designs to deliver optimum audio performance. The CP-IW460X features Monitor Audios signature C-CAM® (Ceramic-Coated Aluminium/Magnesium) cone material with RST® (Rigid Surface Technology) deployed in dual 6.5\" bass drivers and twin 4\" mids astride a gold ribbon tweeter in a symmetrical B-M-T-M-B configuration. All within a cast polymer cabinet with die-cast Aluminium baffle.