MACKIE THUMP 115S is a 15" active subwoofer with 1400W Class D amplifier. Technical features include 15” high-performance woofer, 36Hz/200Hz frequency response, max SPL of 131 dB, integrated DSP with 3 equalization modes: Flat, Deep, Punch or Variable with the ability to adjust the crossover frequency, switch for polarity reversal, stereo or mono summing for the implementation of single or dual subwoofers, switch for on/off front LED. It features A/B Input via XLR, High-pass Output via XLR and Full Range Output via XLR
.



