Flex is performance and flexibility. Our smallest wireless speaker has big sound. Whether working alone, with a Flex partner in stereo, or as part of a surround-sound system with Formation Bar and/or Formation Bass, Flex has convenience with performance to match. Complete control Control your entire Bowers & Wilkins wireless audio system using our Music app for iOS and Android. Organize your speakers into groups, integrate your favorite streaming services, and enjoy an unrivaled combination of high-resolution audio performance and absolute convenience. Wireless revolution Formation is our exclusive wireless technology – it guarantees a flawless listening experience, no matter how extensive your system. Using a robust, independent network, our wireless speakers deliver perfect room-to-room synchronization and outstanding sound.