The Q-SYS PL-SUB18 is a passive installation subwoofer that features an 18-in driver in weatherized (IP54) wooden enclosure. Its compact form factor is suitable for a broad range of applications from entertainment and small sporting venues to corporate auditoriums or higher ed lecture halls. The integrated rigging hardware enables secured ground stacking and allows it to be flown with the Q-SYS PL-LA12 line array (requires LA-12-AF array frame). The complete audio experience of the PL Series loudspeakers are completed by the power and performance delivered by the Q-SYS Platform, including simplified setup and custom voicings, rocksolid power via Q-SYS network amplifiers, advanced telemetry, monitoring and customizable end user control