JBL Cinema SB400 Powered 2.1-channel home theater sound bar with wireless subwoofer and Bluetooth® at Crutchfield
JBL PRX418S 1600W 18 inch Passive Subwoofer | Sweetwater
JBL P1222 MONSTER 12 in 1600 Watts Subwoofer, 400 Watts RMS. In Vented Box. Very Clean Good Condition. Massive Heavy Sub for Sale in Portland, OR - OfferUp
Cinema SB400 | 120-watt, wireless Cinema soundbar and subwoofer
JBL SUB-400-Z | RAICHEV AUDIO
6" Complete JBL Sub/Subwoof Set of 4 For Spa J-400 series, J-1000 Stereo System 50036368308 | eBay