Tour of JBL: Speaker Power Test Chamber. INCREDIBLY LOUD!

In this exclusive video tour of the JBL Facilities in Northridge, CA, Mark is shown the incredibly deafening Power Test Chamber where
Get your own JBL speakers in the form of the
LSR 305 MKII
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LSR 306 MKII
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LSR 308 MKII
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1 Series 104
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