2 available. 8/10 condition

Product highlights:

passive in-wall subwoofer for an in-wall music or home theater system

designed to work with the matching Revel SA1000 subwoofer amplifier (sold separately, required for operation)

two B28W units can be powered from a single SA1000 amplifier

ideal for both new and existing construction

fits between two 2" x 4" studs that are 16" on-center

acoustic suspension (sealed) enclosure

dual 8" polymer-coated aluminum cone woofers

long-throw woofer design with rubber surround for high output and low distortion

built-in back-box delivers consistently focused, powerful bass no matter what kind of space is behind your wall

paintable zero-bezel magnetic grille

frequency response: 36-150 Hz (when paired with the Revel SA1000 amplifier)

recommended amplifier power: 350 watts

nominal impedance: 8 ohms

sensitivity: 88 dB

cutout dimensions: 14-1/2"W x 23-1/2"H

overall dimensions: 16-1/2"H x 25-3/8"H

mounting depth: 4"

weight: 28.4 lbs.