<http://schema.org/description>
"Electro-Voice 18in Live X Powered Subwoofer [EV ELX118P] - Powered Subwoofers: Optimized for performance with the ELX112P and ELX115P, the ELX118P adds a deep, low-frequency, amplified punch that you can hear and feel. Features: Designed for House of Worship, Pro Music, and other applications. 18&amp;rdquo; woofer for powerful, engaging bass response 32 Hz &amp;ndash; 130 Hz frequency range; 134 dB max SPL 700 W Class D"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.avshop.ca/sound-amp-pa-audio/speakers/powered-subwoofers/electro-voice-18in-live-x-powered-subwoofer>