Create stereo sound with one speaker for smaller spaces such as bathrooms or flip a switch to use as a surround channel in a home theater system. The Bowers & Wilkins CCM663SR dual channel in-ceiling speaker, which features a 6" woven Aramid fiber mid-bass driver with dual voice coils and two 1" soft-dome tweeters for clear cross-spectrum audio. The white grill can be painted to match the surrounding surface. Bowers & Wilkins CI600 Series of in-ceiling and in-wall speakers improves on our CI300 range by combining next-level performance with innovative features that make them a breeze to install and fine-tune for personalized sound. Looking for a step-up in performance? The CI700 Series offers improved parts quality and manufacturing techniques for improved performance.