The Bowers & Wilkins DB4S is a 10-inch subwoofer with a powerful 1000-watt digital amplifier that delivers deep bass. It features an Aerofoil cone for accurate sound and a digital preamplifier with Dynamic EQ for optimized audio performance. You can easily set up and control the subwoofer using a dedicated smartphone app.
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Bowers & Wilkins DB4S: Powerful 10-Inch Subwoofer for Deep Bass

The Bowers & Wilkins DB4S is a high-performance 10-inch subwoofer that delivers deep, impactful bass for your home theater or music listening experience.

Key features:

• 1000-watt digital amplifier: Provides ample power for room-filling bass.
• Aerofoil cone: Delivers clean, accurate bass with minimal distortion.
• Digital preamplifier with Dynamic EQ: Optimizes audio performance for your specific listening space.
• App-based setup and control: Allows for easy configuration and adjustments using your smartphone.

Rich, room-filling bass

The DB4S subwoofer is equipped with a powerful 1000-watt digital amplifier that ensures deep, room-filling bass. The Aerofoil cone technology, derived from the 800 Series Diamond speakers, ensures that the bass is tight, accurate, and controlled.

Easy setup and control

With the DB4S subwoofer, you can easily adjust and calibrate the sound using the dedicated smartphone app. This app allows you to tailor the subwoofer's performance to your specific listening room for an optimal audio experience.

Bowers & Wilkins DB4S Specifications

Net Weight:

• 26kg (57.3 lb)

Dimensions:

• Height: 377mm (14.8 in) including feet
• Width: 360mm (14.1 in)
• Depth: 368mm (14.5 in)

Technical Details: Drive Units:

• 1x ø250mm (10 in) Aerofoil™ cone bass

Frequency Response:

• 10Hz - 350 Hz -3dB (centered on level at 100Hz)

Technical Features:

• 1000W Class D Hypex amplifier
• 1x ø250mm (10 in) Aerofoil™ cone bass
• Digital preamplifier with Dynamic EQ
• App-based set-up and BT-LE control

Description:

• Active closed-box subwoofer system

Frequency Range:

• -6dB at 8.5Hz - 500Hz

Max Power Output:

• 1000W

Inputs:

• 2 x XLR
• 2 x RCA
• 2 x 3.5mm 12V trigger
• RS-232 - 9-pin D connector

Power Consumption:

• 1/8th of rated power: 195W
• Standby: <0.5W

Input Impedance:

• RCA: 10 kOhm
• XLR: 20 kOhm

Signal / Noise:

• 82 dB

B&W DB Series Manual

B&W DB4S Series Info Sheet