SoundLAB High Powered DJ Replacement Speaker (8 Ohm) - 18" inch 400W : Amazon.co.uk: Musical Instruments & DJ
Amazon.com: Gemini Sound ZRX-S18P 18" Inch Woofer Professional DJ PA Systems Active Powered Subwoofers with 1600W Watts Class D Digital Power, 3" Voice Coil, Line/Link in XLR Connectors : Musical Instruments
Amazon.co.jp: Celestion FTR15-4080F, 15 cast chassis PA speaker by CELESTION : 家電&カメラ