Mackie Thump18Sv4 18" 1400W Professional Powered Subwoofer

Craving some extra oomph for your PA system? You need a subwoofer. ThumpSv4 shakes the floorboards with massive bass that gets people on their feet. Connect loudspeakers. Dial in the perfect low end. Feel the difference of a professional subwoofer that brings music alive with complex basslines and punchy kicks. ThumpSv4 integrates perfectly with Thump loudspeakers, with voicing modes that automatically tailor the sound to match the size of your speakers. You can also set the crossover manually for more control over your sound. Built-in carry handles make ThumpSv4 portable enough to add to your touring rig or gigging setup.Leave an impressionMackie 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.Loudest lowest, clearestThumpSv4 combines our 1400W Class-D active subwoofer amplifier with a 18" high-performance woofer. The 18" touts an impressive 132 dB maximum SPL and 25 Hz low frequency performance.Crossover modesThese subwoofers are the perfect match for Thumpv4loudspeakers (or any PA speakers) with selectable crossover modes, plus a "variable" mode for setting the crossover yourself.ConfigurationsStack your Thumpv4 speaker on top of the subwoofer, stack multiple subs on top of each other, or mount your speaker above the sub with the Mackie SPM400 speaker pole (sold separately).Portability and build qualityThumpSv4 are the best subwoofers for gigging DJs and professionals, featuring Built-Like-A-Tank durability, built-in handles and a custom Mackie slip cover (sold separately).