Features

High-End Subwoofer
Indulge in powerful, seamless bass with the Bowers & Wilkins ISW4 Subwoofer. With a weight of 21.2 lbs, it boasts a sleek design and top-notch sound performance, creating an immersive audio experience in your room
Immersive Bass Performance
Experience tight and responsive bass with this home subwoofer featuring dual 8” hybrid paper/aramid fiber woofers. Precision-engineered drivers move more air, delivering captivating sound for music and movies in medium to large-sized rooms
Easy Installation
Crafted for convenience, this in-wall subwoofer perfectly fits between 16″ on-center studs/joists, making it an excellent choice for both new constructions and renovations. Its paintable grille seamlessly blends with your decor, ensuring a flawless integration
Amplifier Compatibility
Enhance your audio with deep and rich bass by combining this subwoofer with B&W’s SA250 Mk2 Amplifier (sold separately). Easily connect the sub to your home theater receiver or pre-amp/processor using an in-wall speaker wire for enhanced sound quality
Reliable Connectivity
Get outstanding audio fidelity with the Bowers & Wilkins ISW4 passive subwoofer. Its gold-plated spring-post terminals offer superior signal transfer and long-lasting corrosion resistance, ensuring years of unparalleled performance
Flexible Placement
The ISW4 offers versatile installation choices, including in-ceiling, in-wall, under-the-floor, or kitchen-cabinet placement. Easily secure the enclosure using angled “L”-brackets, customizing the setup to suit your space and preferences

Bowers & Wilkins – Dual 8” Passive Subwoofer – Black