CA-3001 16W 2.1 Speaker System with Subwoofer — Cyber Acoustics
Amazon.com: Acoustic Audio by Goldwood Acoustic Audio HDS10 in Wall 10" Home Theater Passive Subwoofer Speaker, White : Electronics
Acoustic Elegance TD18H+ high efficiency bass woofer
SB15m - L-Acoustics
REL - T/7X BLACK - High Gloss Black
HURRICANE SPEAKER SUBWOOFER MODEL ABA 12E HURRICANE ACOUSTIC 600 WATTS RMS | eBay
L-Acoustics KS21 High Power Compact Subwoofer 1x21-Inch | PSSL ProSound and Stage Lighting
AR / Acoustic Research Sub Woofer Hi-Fi Studio 15" Powered Subwoofer Loud Low Frequency Driver $350 - Speakers & Subwoofers - Brewster, New York | Facebook Marketplace | Facebook
Boston Acoustics G312-4 12" 4-ohm subwoofer at Crutchfield
FS: 12" Acoustic Elegance Lambda Woofer Driver PB12 w Copper Faraday Rings Single Woofer 150$ OBO | AVS Forum