JBL PRX 818XLF (Black)The JBL PRX818XLF is a self-powered extended low-frequency subwoofer system. Featuring a JBL 18-inch woofer powered by a 1500-watt class-D amplifier
JBL VRX918SP (Black)The VRX918SP is a powered, suspendable subwoofer system containing a 2268FF neodymium magnet, patented Differential Drive®, 18" woofer in a front-loaded, vented enclosure.
Mackie DRM18SThe Mackie DRM-18S powered subwoofer takes your PA system’s bass to the next level. The next level of deep bass, that is. The DRM-18S professional sub boasts an 18” custom-designed driver.