JBL Control® 28T-60 (Black) 8" 2-way indoor/outdoor speaker with multi-tap transformer for commercial audio systems at Crutchfield
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JBL Control 28 Factory Speaker Replacement Woofer, 8 Ohms, 124-58001-00
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JBL Control 28-1 8" 2-Way Indoor/Outdoor Speaker Pair 70V / 100V / 8 Ohm - Black
JBL CONTROL 28-1L, 8" 2-WAY SURFACE-MT Speaker, 8 OHM, Black
AV Solutions: JBL Control Contractor 23/25/28 On-Wall Speakers Overview + Specs | Sound Technology - YouTube