$339.99 $499.99

The Sound Town METIS Series METIS-PRO18AS is a powerful yet portable 18" powered subwoofer that delivers earthshaking punchy lows to your live rig. It handles formidable 700 Watts RMS, 2400 Watts peak power and reproduces low frequencies all the way down to 35Hz. With top-quality components built in and a Class-D power amplifier engineered, the Sound Town METIS-PRO18AS subwoofer is second to none when it comes to adding massive bass to your PA system while it doesn’t break your bank.

The Class-D amplifier efficiently provides enormous power. With the Class-D technology, the high-output 18” PA subwoofer is powerful and lightweight. The thermal and clipping limiting function protects the amp and speaker from damage and so you can focus on your performance. The impact-resistant plywood enclosure with a textured paint finish minimizes distortion, enhancing the accuracy of the sound response. It also comes with phase switch and LPF crossover, and is ideal for DJs, weddings, clubs, schools, churches and more.

  • MASSIVE POWER: With a Class-D amplifier built in, the subwoofer handles 700 watts RMS / 2400 watts (8-ohm) peak power and delivers punchy and tight bass
  • VERSATILE INPUT OUTPUT CONNECTIONS: Easy to integrate this stage subwoofer with your PA rig. It has 2 XLR-1/4“ combo, 2 RCA inputs, 2 through and 100Hz high-pass XLR outputs, and 2 RCA outputs, providing great connection flexibility. The M20 threading pole mount socket accommodates a satellite speaker for optimal full-range PA performance
  • HIGH-PERFORMANCE AND LIGHTWEIGHT: The Class-D amplifier efficiently provides enormous power without weighing you down. A built-in polarity (phase) switch, 40-160Hz LPF (crossover) and limiter allow you to enhance the accuracy of the sound. Thanks to the Class-D topology, the high-output 18” PA subwoofer is powerful and lightweight
  • TOP-QUALITY COMPONENTS: The subwoofer comes with customized 18" subwoofer, 3" dual-layer voice coil and 75 oz magnet, and delivers earth-shaking bass
  • STURDY CONSTRUCTION: Its enclosure is made of industry-grade plywood with an impact-resistant textured finish and minimizes distortion. The heavy-duty metal grille holds up to touring applications. Two recessed ergonomic handles make it easy to transport


Active / Passive Active
Frequency Range 35 Hz - 500 Hz
Frequency Response 38 Hz - 500 Hz
Sensitivity 98 dB
SPL Max 128 dB
Dispersion --
Configuration 18" active class-D subwoofer
Transducer LF: 1 x 18", HF: --
Voice Coil 3"
Magnet 75 oz
Power Handling 700W RMS / 2400W Peak
Enclosure Material High-grade 100% birch plywood
Mounting M20 threading pole mount socket on the top
Finish Texture coating
Grill & Rigging Component Steel with anti-corrosion coat
Amplifier Class-D
Input 2 x XLR-1/4" combo, 2 x RCA
Output 2 x XLR (thru), 2 x XLR (100hz high pass), 2 x RCA (full-range)
Control Phase, volume, LPF
Indicator Power, clip
Voltage 115V-230V (50-60 Hz)
Fuse 10A, 250V, 5x20mm
Plate Amp Parts# STPAS-G800
Low Frequency Woofer Parts# KAPPA-18AS

Dimension & Weight

Product Width (in.) 20.9" Package Width (in.) 25.4"
Product Height (in.) 23.4“ Package Height (in.) 28.0"
Product Depth (in.) 21.7" Package Depth (in.) 24.6"
Product Weight (lb.) 75.2 lbs Package Weight (lb.) 79.6 lbs


Manufacturer Warranty 1 Year