BOWERS & WILKINS DB4S

Give your home cinema set-up the bass impact it deserves with DB4S – a powerful, classically styled single driver subwoofer that's a perfect match for the 700 Series.

Aerofoil cone
DB4S' single driver features an aerofoil cone design – the same technology used in our flagship 800 Series Diamond speakers – for flawlessly accurate and articulate bass performance.

Powerful amplification
Thanks to 1000w of digital amplification, DB4S delivers all the precision, control and authority you could ask for.

Digital preamplifier
DB4S uses a digital preamplifier featuring Dynamic EQ, for optimised audio performance across the available frequency range.

Control app
Adjust calibration and correction easily using DB4S' dedicated smartphone app.


Technical features
1000W Class D Hypex amplifier
Aerofoil bass cone
Digital preamplifier with Dynamic EQ
App-based set-up and BT-LE control
Description Active closed-box subwoofer system
Drive units 1x ø250mm (10in) Aerofoil cone bass
Frequency range -6dB at 8.5Hz and 500Hz
Frequency response 10Hz – 350Hz -3dB (centred on level at 100Hz)
Max Power Output 1000W
Rated Power Consumption at 1/8th of rated power 195W
Standby Power Consumption