The JBL VRX918SP Subwoofer is designed and built to the same high standards and uses the same advanced, concert-proven drivers as their VerTec series. It's a flyable speaker that delivers extraordinary power handling, clarity, flexibility and, of course, stunning JBL sound in an attractive, easy to handle and affordable package. The JBL VRX918SP will fit perfectly in medium-sized venues that don't want to sacrifice sound quality just because they're not as big as other professional facilities. For compact power, the VRX918SP subwoofer delivers.The suspendable VRX918SP subwoofer system contains a 2265G-1 neodymium magnet, patented Differential Drive, and an 18" woofer in a front-loaded, vented enclosure. It was designed specifically for use in arrays with the VRX928LA Line Array speaker and VRX-SMAF Array Frame. In addition it may also be used in arrays consisting entirely of VRX918SP subwoofers.This JBL speaker system offers complete input connection flexibility, for c