The Avante Audio A18S Achromic Series is an 18", active subwoofer with a 1600W peak dynamic amplifier and an integrated DSP, well suited for a variety of applications including clubs, bars, mobile DJs, public address engagements, schools, houses of worship, fitness centers, and more. The Class-D amplifier delivers 500W (RMS) to the woofer and provides a frequency range of 35 to 150 Hz with a peak SPL of 127 dB.

The integrated DSP offers two modes (normal and enforce) and three locations (normal, cardioid, and endfire), as well as standard subwoofer parameters including delay, polarity, and crossover settings. The 15mm plywood enclosure features two side handles, a steel grille, and a threaded speaker pole receptacle. The rear panel offers two balanced combo XLR-1/4" inputs and two balanced XLR outputs for connecting additional speakers. The Avante A18S Achromic Series subwoofer ships with a threaded speaker pole and a power cord.