JBL MTC-300BB12 Back Box for Control 321C, 321CT, 322C, 322CT and 321CS | Performance Audio
JBL SUBBP12AM - 12” amplified 12” Subwoofer with Sub Level Control
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Amazon.com: JBL Professional C1PRO High Performance 2-Way Professional Compact Loudspeaker System, Black , Sold as Pair, 9.30 x 6.30 x 5.60 inches : Musical Instruments
JBL Control 321C – 12″ Coaxial Celing Speaker with HF Compression Driver
JBL PRX912 Two-Way 12" 2000W Powered PA System / JBL-PRX912-NA
Control 12C/T | JBL Professional Loudspeakers
JBL Control 321CT 12-Inch Ceiling Speaker - Sound Productions
JBL PRX812W 12" 2-Way Active Speaker, 1500W, Remote Control | Full Compass Systems