Amazon.com: JBL Professional SRX818SP Portable Self-Powered Subwoofer System, 18-Inch, Black : Everything Else
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JBL SRX728S Passive Subwoofer
Dj Andy - JBL SRX700 SERIES: TOPS JBL SRX715, SUB/BASS BIN JBL SRX728s. The Srx715 tops are able to get the job done with out Subs, they give out tighter bass to
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