JBL SRX818S Subwoofer 100741712 the PZM-10LL uses a miniature

the PZM-10LL uses a miniature mic capsule mounted close to a sound-reflecting plate or boundary

It also folds flat for traveling needs

380 mm (15 in) dia

Interior Width: 21 "

Link output to switch multiple units at once

JBL SRX818S Subwoofer 100741712 the PZM-10LL uses a miniatureJBL SRX818S Single 18 Subwoofer 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