Amazon.com: Alphasonik 18" Flagship Series 3000 Watts Raw Sub Woofer Speaker Cast Aluminum Basket Driver for Pro Audio PA DJ Cabinets Subwoofer with High Handling Power Extremely Clear and Loud - FW1832 :
2) JBL Pro PRX825W Dual 15 3000w 2-Way Powered Speakers w/ WIFI + Mobile App