![Amazon.com: JBL S2-1224 - 12” Subwoofer with enclosure and SSI™ (Selectable Smart Impedance) switch from 2 to 4 ohm, Black (S2-1224SS) : Electronics Amazon.com: JBL S2-1224 - 12” Subwoofer with enclosure and SSI™ (Selectable Smart Impedance) switch from 2 to 4 ohm, Black (S2-1224SS) : Electronics](https://m.media-amazon.com/images/I/71ZX-R3BOPL._AC_UF894,1000_QL80_.jpg)
Amazon.com: JBL S2-1224 - 12” Subwoofer with enclosure and SSI™ (Selectable Smart Impedance) switch from 2 to 4 ohm, Black (S2-1224SS) : Electronics
![Amazon.com: JBL Club 1024 - 10” Subwoofer w/SSI (Selectable Smart Impedance) switch from 2 to 4 ohm, Black : Electronics Amazon.com: JBL Club 1024 - 10” Subwoofer w/SSI (Selectable Smart Impedance) switch from 2 to 4 ohm, Black : Electronics](https://m.media-amazon.com/images/I/61PYmmwLrvL._AC_UF1000,1000_QL80_.jpg)
Amazon.com: JBL Club 1024 - 10” Subwoofer w/SSI (Selectable Smart Impedance) switch from 2 to 4 ohm, Black : Electronics
![Amazon.com: OSD Audio 400W Ported Cylinder Cabinetry Home Theater Subwoofer, Nero Tubebass-10 : Electronics Amazon.com: OSD Audio 400W Ported Cylinder Cabinetry Home Theater Subwoofer, Nero Tubebass-10 : Electronics](https://m.media-amazon.com/images/I/91I9MaFpm2L._AC_UF1000,1000_QL80_.jpg)
Amazon.com: OSD Audio 400W Ported Cylinder Cabinetry Home Theater Subwoofer, Nero Tubebass-10 : Electronics
![JBL Arena 10 Arena Series 10" component subwoofer with 2- or 4-ohm selectable impedance at Crutchfield JBL Arena 10 Arena Series 10" component subwoofer with 2- or 4-ohm selectable impedance at Crutchfield](https://images.crutchfieldonline.com/ImageHandler/trim/750/457/products/2022/23/109/g109ARENA10-M.jpg)