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.

• Frequency Range ( –10 dB): 35 Hz-250 Hz
• Frequency Response (± 3 dB): 40 Hz-120 Hz
• Sensitivity (1W/1m): 96 dB
• Power Rating: 1000 W / 2000 W / 4000 W (Continuous/Program/Peak)
• Rated Maximum SPL: 132 dB SPL Peak
• Nominal Impedance: 8Ω
• Input Connectors: Two NL4
• Operational Modes: Subwoofer
• Dimensions (H x W x D): 558 mm x 568 mm x 718 mm (22.0" x 22.4" x 28.3")
• Net Weight: 45 kg (100 lbs)