The Workhorse Powered GRS 8" Mini Subwoofer Kit 300 Watts
Arcam Solo 300 watt 10" Powered Subwoofer for Solo Bar or other system – Sound Seller LLC
Monoprice SW-10 150 Watt RMS (300 Watt Peak) Powered Subwoofer 10in, Ported Design, Variable Phase Control, Variable Low Pass Filter, For Home Theater - Walmart.com
JBL 10-inch 300 watt powered subwoofer / Home Theater / Wireless Capability | eBay
RCA RTD3277H 300-Watt Home Theater System with DVD Player for Sale in Shoreview, MN - OfferUp
JBL Wireless 10″ 300-Watt Powered Subwoofer $226.00 ES150PW
RCA DVD Home Theater System HDMI 5.1 Speakers Subwoofer 300 watts RTD3277H | eBay
Sony HTA9SW5 4.0.4 Channel High Performance Home Theater System with 300- Watt Wireless Subwoofer | BrandsMart USA
6) HC55 5.25" 300 Watt Black In-Ceiling Home Theater Speakers+JBL Subwoofer | Reverb
Buyr.com | Subwoofers | Klipsch Synergy Black Label Sub-100 10” Front-Firing Subwoofer with 150 Watts of continuous power, 300 watts of Dynamic Power, and All-Digital Amplifier for Powerful Home Theater Bass in Black
HEDD Bass 08 8-inch 300-watt Powered Subwoofer | Sweetwater
8 Inch 100W High Power Subwoofer W-1 Active HiFi Subwoofer Home Theater Home Audio Echo Gallery TV Computer Stage Speakers - AliExpress
Amazon.com: Samsung 2.1 Channel 300 Watt Sound Bar with Wireless Active Subwoofer Home Theater System : Electronics
Sinclair 310S 300 Watt Powered Subwoofer – Sound Seller LLC
Amazon.com: Coby CSP96 300-Watt 5.1-Channel Home Theater Speaker System (Black) : Electronics
Amazon.com: OSD Black Trimless Dual 8" in Wall 300W Home Theater Subwoofer IWDUAL8 : Electronics
Amazon.com: OSD Audio 300W Home Theater 12” Subwoofer – High Powered Speaker, Premium – PS12, Black : Electronics
Amazon.com: Acoustic Audio PSW300-8 Home Theater Powered 8" LFE Subwoofer Black Front Firing Sub,300 Watts
Amazon.com: Polk Audio PSW111 8" Powered Subwoofer - Power Port Technology | Up to 300 Watt Amp | Big Bass in Compact Size | Easy Setup with Home Theater Systems Black : Electronics
Polk Audio HTS12 Black Walnut 12" Subwoofer 300 Watt
Pyle 4-Speaker 300-Watt Black 5.1 Home Theater Speaker System at Lowes.com
JBL 10-inch 300 watt powered subwoofer / Home Theater / Wireless Capability | eBay
Sony SASW5 300-Watt Wireless powered subwoofer for Sony HT-A7000 and HT-A5000 sound bars | P.C. Richard & Son
Pyle 4-Speaker 300-Watt Black 5.1 Home Theater Speaker System at Lowes.com
Sony SA-SW5 300W Wireless Subwoofer for HT-A9/HT-A7000/HT-A5000/HT-A3000/HT-S2000
