Bowers & Wilkins DB4S - Subwoofer

The Bowers & Wilkins DB4S is a classically styled, single-driver active closed-box subwoofer built to match the 700 Series. A single 250mm Aerofoil-cone driver is powered by a 1000W Class D Hypex amplifier with digital preamplification and Dynamic EQ for controlled, precise bass.

• 1000W Class D Hypex digital amplifier
• Digital preamplifier with Dynamic EQ
• App-based setup, calibration, and BT-LE control
• Aerofoil cone driver for rigid, lightweight bass response

• Type: Active closed-box subwoofer
• Drive units: 1x 250mm Aerofoil cone bass driver
• Frequency range: -6dB at 8.5Hz–500Hz
• Frequency response: 10Hz–350Hz -3dB (centered on level at 100Hz)
• Max power output: 1000W
• Power consumption: 195W (1/8th rated power), <0.5W standby
• Inputs: 2x XLR, 2x RCA, 2x 3.5mm 12V trigger, RS-232 (9-pin D)
• Input impedance: 10kΩ (RCA), 20kΩ (XLR)
• Signal/noise: 82dB
• Dimensions: 377 x 360 x 368mm (H x W x D, including feet)
• Weight: 26kg
• Cabinet finishes: Gloss Black, Satin White, Rosenut
• Grille finishes: Black, Grey