Bowers & Wilkins PMK 8.3 - 8.3D In-Wall / Back Box

The B&W PMK 8.3 is a precision-engineered back box designed for in-wall installation of the 8.3 and 8.3D speakers, delivering optimal acoustic performance and enhanced low-frequency response. Built with high-quality, rigid materials, it minimizes resonance and unwanted vibrations, allowing the speakers to produce clear, detailed, and distortion-free sound. Its exact-fit design ensures straightforward installation while maximizing the efficiency and bass performance of your in-wall speakers. Perfect for high-performance home cinema and multi-room audio systems, the PMK 8.3 back box ensures your speakers perform at their full potential, providing immersive, room-filling audio with Bowers & Wilkins’ signature clarity and precision.