Amazon.com: JBL Professional EON718S Powered PA Subwoofer with Bluetooth, 18-inch, Black : Musical Instruments
M-Audio GSR-18 500 Watt 18" Active Subwoofer | PSSL ProSound and Stage Lighting
Behringer | Product | VQ1800D
TouringSub 18 - Eighteen inch Touring Subwoofer powered by AD-Systems
SubZero 18" aktiv pro DSP-subwoofer | Gear4music
18 Inch Powered Subwoofer Bass Cabinet - 500 Watts RMS | Powered 18 Inch Sub Cab | Powered 18 Inch sub woofer | Powered 18 sub | Power | Active 18 Inch Subwoofer Cabinet | 18 Inch Active Sub | Active – Seismic Audio
K.M.E.: VB 18 4 ohms
LD Systems ICOA SUB 18 A | ICOA® Series | LD Systems
TOP 5 18" Active Subwoofer 130dB+ - YouTube
Yamaha DXS18 18" Active Subwoofer, 800W | Full Compass Systems