Mackie Thump18Sv4 18-Inch Professional Powered Subwoofer 699.95 Model: GLXD24+/SM58-Z3

Model: GLXD24+/SM58-Z3

All-steel shaft adjusts from 31 5/8”-55” with a friction locking knob and security pin for added security

2-11/16 inches

We proudly use Tung-Sol brand tubes in this product for their sonic richness and 'open' sound

Originally introduced in 1963 as a student drum

Mackie Thump18Sv4 18-Inch Professional Powered Subwoofer 699.95 Model: GLXD24+/SM58-Z3Leave an Impression with the Mackie Thump18Sv4 18 Inch Professional Powered Subwoofer Mackie ThumpSv4 is a professional powered subwoofer that adds that extra oomph to your PA system, shaking the floorboards with massive bass that gets people on their feet. ThumpSv4 combines their 1400W Class D active subwoofer amplifier with a 18 inch high performance woofer Selectable crossover modes make these subwoofers the perfect match for Thumpv4 loudspeakers