STX818S Single 18” Bass Reflex Subwoofer.
A single 18" compact high power subwoofer system in a front-loaded, vented enclosure designed for minimum frontal area provides 1,000 watts of continuous pink noise power handling, 2 kW program and 4 kW peak. The STX818S also comes equipped with a top-mounted M20 pole-mount and an optional wheel kit.
18 in. Super Vented Gap™ woofer for extended low-frequency output. Large port area for reduced distortion. 20 mm threaded pole socket for solid, secure satellite speaker mounting. Rugged DuraFlex™ coated enclosures sized to be truck pack friendly. 14-Gauge steel grille lined with acoustically transparent cloth.