Turbosound iQ18B 3000 Watt 18'' Powered Subwoofer with KLARK TEKNIK DSP Technology, Speaker Modelling and ULTRANET
Sound Town Mode Audio Series 24-Inch 3000 Watts Subwoofer with Italian Neodymium LF Driver, Folded Horn Design, Baltic Birch Plywood, Black (ULM-24) - Newegg.com
Turbosound iQ18B 3000 Watt 18'' Powered Subwoofer with KLARK TEKNIK DSP Technology, Speaker Modelling and ULTRANET
2) JBL PRX815W 15" 3000 Watt Powered Active Speakers w/ Wi-Fi+18" Subwoofer Sub - Rockville Audio
JBL PRX825W Two-Way Full-Range Main System for sale online | eBay