Bowers & Wilkins (B&W) ISW-4 In-wall Subwoofer Style:B&W ISW-4 sub +SA250 Mk2 amp While the cabinet design is

While the cabinet design is optimized using software

Amplifiers from 75 to 300 Watts are appropriate power for LCR80

and 30 watts into 8 ohms

this advanced in-ceiling speaker features a 6-inch woven glass fibre cone bass/midrange driver paired with two 1-inch soft dome tweeters

Bowers & Wilkins (B&W) ISW-4 In-wall Subwoofer Style:B&W ISW-4 sub +SA250 Mk2 amp While the cabinet design isThe 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