Active closed-box subwoofer system.
Give your home theater 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.
For bass you can feel
With a mighty 1000 watts 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.
Powerful amplification
Thanks to 1000 watts 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 optimized audio performance across the available frequency range.
Control App
Adjust calibration and correction easily using the dedicated DB4S smartphone app.
SPECS:
WARNING: California Residents - Proposition 65. This product can expose you to chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. For more information, go to www.P65Warnings.ca.gov