For bass you can feel
With a mighty 1000w of digital amplification, DB4S delivers all the visceral rumble and punch you need to bring cinema sound to life.
Nimble and powerful
Solid, dramatic bass is delivered through the rigidity and lightness of the uniquely-shaped, variable thickness Aerofoil™ cone.
Thanks to 1000w of digital amplification, DB4S delivers all the precision, control and authority you could ask for.
DB4S uses a digital preamplifier featuring Dynamic EQ, for optimised audio performance across the available frequency range.
Adjust calibration and correction easily using DB4S dedicated smartphone app.
1000W Class D Hypex amplifier
Aerofoil™ bass cone
Digital preamplifier with Dynamic EQ
App-based set-up and BT-LE control
Active closed-box subwoofer system
1x ø250mm (10in) Aerofoil™ cone bass
-6dB at 8.5Hz and 500Hz
10Hz – 350Hz -3dB (centred on level at 100Hz)
Max power output
Rated power consumption at 1/8th of rated power
Standby power consumption
2 x RCA
2 x XLR
RCA: 10 kOhm
XLR: 20 kOhm
Signal to noise ratio
Height 377mm (14.8 in) including feet
Width 360mm (14.1 in)
Depth 368mm (14.5 in)
26kg (57.3 lb)