Beta Three ΣB118a 500W (RMS) 18” Bandpass LF Active Speaker Active Subwoofer Speaker system Professional Sound Penang, Malaysia, Kimberley Street Supplier, Suppliers, Supply, Supplies | P.H.G Enterprise Sdn Bhd
BETA THREE B3 SIGMA 118A SUBWOOFER 18" BANDPASS LF ACTIVE SPEAKER | Lazada PH
Amazon.com: Eminence American Standard Beta-15A 15" Pro Audio Speaker, 300 Watts at 8 Ohms, Black : Musical Instruments
MU18B | 18" 500W High Power Front-loaded Subwoofer | Beta 3 | AV-iQ Australia