Amazon.com: Alto Professional TS15S - 2500W 15-inch Subwoofer, Powered PA Speaker with 6 Selectable DSP Modes, Easy Setup, 132 dB, 3" Voice Coil, Superior Bass : Musical Instruments
Comparing the Alto TS-218s Sub and new TS-318s Sub | Marcus puts the the Alto TS218 and new TS318 subs together to run through the differences. | By WestendDJ | Facebook