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The power-packed Bowers & Wilkins (B&W) ISW-4 In-wall Subwoofer is now available on Ooberpad. Need big sound, slamming bass and audiophile bass extension, but don’t want to see where it comes from? Then the innovative ISW-4 in-wall subwoofer is the right product for you. Its two long-throw 200mm (8in) drivers enables the ISW-4 to move large volumes of air required for high-quality low-frequency output, but is discreetly hidden away inside a wall. Powered by a separate audiophile-standard 250W Class D amplifier the SA250 Mk2, the system keeps its cool even when the music movie action is whipping up a storm.
Warranty
2-year manufacturer's warranty
Key Features:
- Custom install In-wall subwoofer
-
Features dual 8" Paper/Kevlar cone long-throw drivers
-
Powered by a separate audiophile-standard 250W Class D amplifier the B&W SA250 Mk2
- Dedicated Back-Box B&W BB-ISW 4
Benefits of Bowers & Wilkins (B&W) ISW-4 In-wall Subwoofer:
Bass that's heard but not seen

B&W ISW4 is a passive in-wall sub that delivers high-quality bass while hiding completely out of sight.The ISW4 employs two 8" hybrid paper/aramid fiber cones to deliver deep, accurate bass all the way down to 21 Hz. It's an excellent choice for your in-wall home theater or stereo music system in a medium- or large-sized room. The speaker is housed in its own sturdy Back Box for rock-solid stability and minimum sound bleed.
Buy Bowers & Wilkins (B&W) ISW-4 In-wall Subwoofer online at the best price in Mumbai, Delhi, Bangalore, Chennai and all across India. Enjoy expert, prompt and courteous customer service from the Ooberpad team. We will help you choose better and give you all the support you need to take the right buying decision in India.
Technical Specifications of Bowers & Wilkins (B&W) ISW-4 In-wall Subwoofer:
Brand & Model # |
B&W ISW-4 subwoofer |
Description | In wall subwoofer system with external rackmount amplifier |
Drive Units |
2 x 200mm (8 in) Paper/Kevlar® cone |
Frequency Range |
-6dB at 17Hz and 290Hz adjustable (EQ at A) |
Frequency Response |
±3dB 21Hz - 200Hz adjustable (EQ at A) |
Bass Extension | -6dB at 17Hz (position A) -6dB at 21Hz (position B) -6dB at 24Hz (position C) |
Power Handling |
200W 8Ω (minimum 6.3Ω) |
Dimensions |
Height: 494mm (19.5 in) Width: 264mm (10.4 in) |
Cut-out size |
Height: 485mm (19 in) Width: 255 (10 in) |
Net Weight |
6.4kg (14.1lb) |
Finish Frame/Grille | Semi-matt white suitable for customising or pre-painting |
Accessories | Pre-mount kit for new construction |
Back Box |
Box: Height: 1406mm (55.4 in) Width: 345mm (13.6 in) Depth: 85mm (3.4 in) Net Weight: 9.6kg (21.2lb) Material: MDF |
The power-packed Bowers & Wilkins (B&W) ISW-4 In-wall Subwoofer is now available on Ooberpad. Need big sound, slamming bass and audiophile bass extension, but don’t want to see where it comes from? Then the innovative ISW-4 in-wall subwoofer is the right product for you. Its two long-throw 200mm (8in) drivers enables the ISW-4 to move large volumes of air required for high-quality low-frequency output, but is discreetly hidden away inside a wall. Powered by a separate audiophile-standard 250W Class D amplifier the SA250 Mk2, the system keeps its cool even when the music movie action is whipping up a storm.
Warranty
2-year manufacturer's warranty
Key Features:
- Custom install In-wall subwoofer
-
Features dual 8" Paper/Kevlar cone long-throw drivers
-
Powered by a separate audiophile-standard 250W Class D amplifier the B&W SA250 Mk2
- Dedicated Back-Box B&W BB-ISW 4
Benefits of Bowers & Wilkins (B&W) ISW-4 In-wall Subwoofer:
Bass that's heard but not seen

B&W ISW4 is a passive in-wall sub that delivers high-quality bass while hiding completely out of sight.The ISW4 employs two 8" hybrid paper/aramid fiber cones to deliver deep, accurate bass all the way down to 21 Hz. It's an excellent choice for your in-wall home theater or stereo music system in a medium- or large-sized room. The speaker is housed in its own sturdy Back Box for rock-solid stability and minimum sound bleed.
Buy Bowers & Wilkins (B&W) ISW-4 In-wall Subwoofer online at the best price in Mumbai, Delhi, Bangalore, Chennai and all across India. Enjoy expert, prompt and courteous customer service from the Ooberpad team. We will help you choose better and give you all the support you need to take the right buying decision in India.
Technical Specifications of Bowers & Wilkins (B&W) ISW-4 In-wall Subwoofer:
Brand & Model # |
B&W ISW-4 subwoofer |
Description | In wall subwoofer system with external rackmount amplifier |
Drive Units |
2 x 200mm (8 in) Paper/Kevlar® cone |
Frequency Range |
-6dB at 17Hz and 290Hz adjustable (EQ at A) |
Frequency Response |
±3dB 21Hz - 200Hz adjustable (EQ at A) |
Bass Extension | -6dB at 17Hz (position A) -6dB at 21Hz (position B) -6dB at 24Hz (position C) |
Power Handling |
200W 8Ω (minimum 6.3Ω) |
Dimensions |
Height: 494mm (19.5 in) Width: 264mm (10.4 in) |
Cut-out size |
Height: 485mm (19 in) Width: 255 (10 in) |
Net Weight |
6.4kg (14.1lb) |
Finish Frame/Grille | Semi-matt white suitable for customising or pre-painting |
Accessories | Pre-mount kit for new construction |
Back Box |
Box: Height: 1406mm (55.4 in) Width: 345mm (13.6 in) Depth: 85mm (3.4 in) Net Weight: 9.6kg (21.2lb) Material: MDF |
Bowers & Wilkins (B&W) ISW-4 In-wall Subwoofer
Country of Origin: China




