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JBL Professional Control 28-1-WH High Output Indoor/Outdoor Background/Foreground Speaker, White : Electronics - Amazon.com
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JBL Professional By HARMAN Updates Control Contractor Series at ISE 2016 with New Control 23-1, Control 25-1 and Control 28-1 – rAVe [PUBS]
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AV Solutions: JBL Control Contractor 23/25/28 On-Wall Speakers Overview + Specs | Sound Technology - YouTube
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Amazon.com: JBL Professional Control 28-1 High Output Indoor/Outdoor Background/Foreground Speaker, Black : Electronics
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