Bowers & Wilkins PMK 8.3 - 8.3D In-Wall / Back Box Brands_BenQ Bass reflex - Rear ported

Bass reflex - Rear ported

Monophonic operation (bridged connection): 960 W 2-ohm load (＊) 480 W 4-ohm load 240 W 8-ohm load

Brand & Model Q Acoustics QI 65C ST Tweeter

hard drives

Bowers & Wilkins PMK 8.3 - 8.3D In-Wall / Back Box Brands_BenQ Bass reflex - Rear portedThe Bowers & Wilkins PMK 8. 3 8. 3D Back Box is a purpose engineered enclosure designed to support optimal performance from compatible high end in wall speaker systems. Installed behind the speaker within the wall cavity, it creates a controlled acoustic chamber that enhances sound consistency, improves bass response, and minimizes unwanted sound leakage into adjacent spaces. Built for precision fit integration in custom installation environments, it