Live Sound Large P.A. with Sub, 6 Channels — Doo Wop Shop
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JBL EON715 15-inch Powered Speaker and EON718S 18-inch Powered Subwoofer PA Bundle | Sweetwater
JBL PRX418S Passive, Unpowered PA Subwoofer Speaker (1600 Watts, 1x18")
Amazon.com: PRORECK SP-18X Active Powered PA DJ Subwoofer Cabinet 18 inch 3000W P.M.P.O with Class-D Amplifier, 3 DSP Presets-Monitor, Coil Bass Reinforcement, Black, for Wedding, Party, Concert, Church (One Sub) : Musical
Alphasonik 15" Flagship Series 1400 Watts Raw Sub Woofer Speaker Cast | Alphasonik