Onkyo Powered Subwoofer - tested

Yamaha YST-SW215 Powered Subwoofer Black Works Great

Martin Logan Dynamo 500 High Resolution Powered Subwoofer - Works!

Edifier T5 Powered Subwoofer 8" Driver, Black, Scratch & Dent. Powerful bass!

Polk Audio RM6750 Home Theater Powered Subwoofer - Tested & Working!

New Sony SA-W2500 Subwoofer 10” 100W Powered Motion Crossover Fully Tested!

Polk Audio PSW108 10” Powered Subwoofer Black Home Theater *TESTED - WORKS*

Onkyo Subwoofer Speaker SKW-540 BASS POUNDS 10" 140W 60hz 120v - Working!