ETX-18SP 18in Powered Subwoofer

ETX-18SP 18" Powered Subwoofer.

• 18-inch DVX woofer for extended low-frequency response    
•
1800 W Class-D power amplifier with integrated FIR-Drive DSP    

• 135 dB peak SPL    
• Special DSP preset for true cardioid
performance across the full operating bandwidth    
• ...