DB4S is a Sealed type Powered Subwoofer by Bowers Wilkins with a frequency range of 10-350 Hz. It features 1 x 10" Aerofoil Woofer, and powered by a 1000 watts amplifier.
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B&W DB4S has a Frequency response range of 10-350 Hz at ±3dB. Thanks to its 1 x 10-inch driver and 1000 watts RMS amplifier, at 10Hz the DB4S can generate bass levels that is even below 20Hz which is considered to be the bottom limit of Full Range sound (20Hz -20kHz) that human can hear.
Here we have a comparison of how DB4S's Low and High frequency values compare with the average, max and min Low and High frequency values in its class.
As you can see from the chart, B&W DB4S with its 10 Hz features the lowest Low Frequency level among the Subwoofer speakers in our database, promising a very good bass range.
B&W DB4S has a variable Low-pass filter (LFP) which lets you choose a frequency level between 25-150 Hz in order to block any frequencies above that point from reaching the amplifier.
B&W DB4S can be controlled wirelessly via app available on iOS and Android. Considering the physical buttons are at the backside of the subwoofer, app control comes very handy when you need to change the parameters of the B&W DB4S frequently. Apps also provides settings that can't be placed on the body.
Inputs and Outputs
- PreampLevel Inputs: Stereo RCA, XLR
- SpeakerLevel Inputs: No
- SpeakerLevel Outputs: No
- Wireless: No
B&W DB4S External Dimensions and Weight
B&W DB4S has external dimensions of (Height x Width x Depth) 14-3/4 x 14-1/4 x 17-1/16inch (375.0 x 362.0 x 434.0mm ).
Base Surface Area
Base surface area of a loudspeaker may become a determining factor when the space in your room or desk is limited.
The base area of B&W DB4S is approximately 1571.1cm2 / 243.5inch2.
The B&W DB4S weighs 26.05kg / 57.3lbs. Weight of a subwoofer is an important factor when you need to move and reposition the unit often to find the optimal positioning, also known as 'Subwoofer Crawling'. Here is a comparison of how DB4S's weight compares with the average, max and min weights in its class.
All Subwoofer Speakers
Subwoofer Speakers under $3000
How does the B&W DB4S compare to the Bowers Wilkins DB3D?
One of the natural alternative to the B&W DB4S is the DB3D which is located one step higher in Bowers Wilkins's Powered Subwoofer selection.
Check the Detailed Comparison of B&W DB4S vs DB3D for more details.
Cabinet type and Materials
B&W DB4S has a Acoustic Suspension
type cabinet. Acoustic suspension aka Sealed subwoofers are preferred for music oriented systems whereas the Ported subwoofers are generally accepted to be more suitable for home theatre systems.
B&W DB4S is a front-firing port speaker , which gives you more flexibility compared to rear firing speakers when you need to place it close against a wall or other surfaces.
Does the B&W DB4S come with a Grille?
DB4S comes with grilles. The purpose of the grille is to protect the delicate driver elements from external impacts while still allowing the sound to pass as clearly as possible.
What's in the Box of B&W DB4S?
Here are the items that are included inside the box of DB4S:
Powered subwooferGrille6.5-feet AC power cord4 Decoupling feet4 Rubber feet4 Spike feet4 Lock-nutsCleaning clothQuickstart GuideBowers & Wilkins brochureWarranty InformationCleaning cloth instructions
Here is a list of accessories that we think you may need for the Bowers & Wilkins DB4S.
2 Years of parts warranty and 2 Years of labor warranty is generally provided by the manufacturer.