****turns on perfectly**** ALTO TS18S 2500W 18" Subwoofer, Powered PA Speaker with 6 Selectable DSP Modes, Easy Setup, 137 dB, 3" Voice Coil, Superior Bass

Extend Your Sound Meet TS18S - the subwoofer that extends the bass response of virtually any full-range speaker. With the added low-frequency range it provides, you'll be able to really feel the music and get the crowd pumped up for your live performances. Built to Last Premium internally braced composite cabinet enclosure for tight, controlled sound, featuring an 18" driver with a 3" voice coil transducer, engineered to handle the rigors of live performance. High-Power Performance TS18S is packing an incredible 2500 Watts of power to make concert halls come alive, night clubs punch and pump, houses of worship lift-up instrumental performances, and more. Made to Move TS18S comes with inserts for easily attaching casters to the rear of the cabinet. Casters are not included; if desired, get 3", 76 mm x 44 mm, 150 lbs-rated. The Perfect Match All TS Subwoofers provide 3 user-selectable EQ tunings to enable, boost or bypass low end. To add on, 3 Phase Alignment options ensure your tops and subs perform well no matter the setting or setup. Reliable Power (2) XLR+1/4-inch combo inputs + (2) XLR thru outputs for linking; with electronic clip, thermal and transducer overdrive protection.