ETX-15SP from Electro-Voice is a powered subwoofer; it can be used in a variety of portable and permanent applications.

• 15-inch DVX woofer for maximum punch
• 1800 W Class-D power amplifier with integrated FIR-Drive DSP
• 134 dB peak SPL
• Special DSP preset for true cardioid performance across the full operating bandwidth
• Combo pole cup (insert and threaded) for use with the ETX Powered Loudspeaker full range models
• Removable casters