![Amazon.com: Alto Professional TS18S - 2500W 18-inch Subwoofer, Powered PA Speaker with 6 Selectable DSP Modes, Easy Setup, 137 dB, 3" Voice Coil, Superior Bass : Musical Instruments Amazon.com: Alto Professional TS18S - 2500W 18-inch Subwoofer, Powered PA Speaker with 6 Selectable DSP Modes, Easy Setup, 137 dB, 3" Voice Coil, Superior Bass : Musical Instruments](https://m.media-amazon.com/images/S/aplus-media-library-service-media/0c563914-c963-4889-8e5e-50c6e4f2c788.__CR0,0,600,450_PT0_SX600_V1___.jpg)
Amazon.com: Alto Professional TS18S - 2500W 18-inch Subwoofer, Powered PA Speaker with 6 Selectable DSP Modes, Easy Setup, 137 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
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