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Amazon.com: Alto Professional TX312 – 700 Watt 12 Inch 2 Way Powered PA Loudspeaker with signal limiting and switchable mic line preamp and XLR in/out : Musical Instruments
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Amazon.com: Alto Professional TS312S | 2000 Watt 12 Inch Powered Portable PA Subwoofer With Selectable DSP Output Modes For Matching With Companion PA Speakers : Everything Else
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Amazon.com: Alto Professional TX310 – 350W Active PA Speaker with 10" Woofer for Mobile DJ and Musicians, Small Venues, Ceremonies and Sports Events : Musical Instruments
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