JBL SRX818S, 18 Inch Passive Subwoofer System base-plate There's nothing that can knock

There's nothing that can knock the MAUI off its feet so easily

The V3 presets were created and fine-tuned by some of the industry’s top studio and live-sound engineers

Very convenient

Perfect for professionals looking to extend the life of their equipment

JBL SRX818S, 18 Inch Passive Subwoofer System base-plate There's nothing that can knockThe JBL SRX818S is a single 18 subwoofer for concert, touring, or installed use. Featuring a standard M20 pole cup for use with top boxes, indexing feet for stacking in both the standard and cardioid position, and a 136dB max SPL, the SRX818S is an ideal solution for musicians, bands, and DJs, concert use, public speaking, or installations such as performance venues, corporate spaces, educational facilities or houses of worship. Purposeful Design