Amazon.com: Alto Professional TS315S | 2000 Watt 15 Inch Powered Portable PA Subwoofer With Selectable DSP Output Modes For Matching With Companion PA Speakers : Musical Instruments
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Alto TS318S 2000W Class D 18" Powered Subwoofer - Andertons Music Co.
Guitar Center: New Alto TS318S powered subwoofer | Milled
JB Music Philippines - OUR BEST SELLING SUBWOOFER NOW BECAME MORE POWERFUL. Priced at P 35,640.00 with up to 12 mos 0% interest installment plan this promo season! (From P 39,600.00 )