DUAL 6.5" COMPACT SUBWOOFER 11HZ-200HZ 1000W RMS WHITE
NEW (2) 6" / 5 1/4" Super Mini Subwoofers 4 ohm 600w Woofer Speaker Mega Bass | eBay
Amazon.com: Hilitand Mini Subwoofer Box, Walnut Wood Vintage Small Bluetooth Radio FM AM, Portable Wireless Retro Classic Speakers, for Bookshelf Phone Home Computer : Electronics
The Workhorse Passive GRS 8" Mini Subwoofer Kit
Dayton Audio 6-1/2" Down Firing Active Mini Subwoofer Kit with 2.1 Channel Amplifier 60 Watts
Sigberg Audio 10D Subwoofer Review: Best Performing Small Sub? | Audioholics
Live Sound Small P.A. Package with Subwoofer — Doo Wop Shop
Amazon.com: BESTISAN Powered 6.5'' Home Audio Subwoofer, Deep Bass Response Subwoofers in Compact Design, Easy Setup with Home Theater Systems, TV, Speakers, RCA, Black : Electronics