Bowers & Wilkins (B&W) ISW-4 In-wall Subwoofer Style:B&W ISW-4 sub +SA250 Mk2 amp Preamplifier Output Level 1

Preamplifier Output Level 1

and 30 watts into 8 ohms

While the cabinet design is optimized using software

More obsession-inducing than ever

Bowers & Wilkins (B&W) ISW-4 In-wall Subwoofer Style:B&W ISW-4 sub +SA250 Mk2 amp Preamplifier Output Level 1The Bowers & Wilkins ISW 4 is a high performance in wall subwoofer designed to integrate powerful low frequency reinforcement into discreet architectural audio systems. Equipped with dual 8 inch long throw drivers, it is engineered to move significant air volume, producing deep, impactful bass while remaining completely hidden within a wall cavity. Paired with a dedicated external amplification system, it is ideal for custom home theaters and premium