18-in next generation high performance subwoofer, specifically designed for high SPL very low frequency applications in either a reflex, bandpass or horn loaded configuration - Walmart.com
Eighteen Sound 18NLW9601-4 18" 4 Ohm Driver (More on the way. Email for Availability)
Eighteen Sound 12MB1000 12-inch High Output Midrange Speaker 600 Watt – Hot Beat Electronics
18 Sound 18NTLW5000 18" Neodymium Subwoofer 4000W
Eighteen Sound Speakers - 18 Sound speakers - Eighteen Sound speaker partss - 18 Sound woofers, 18 Sound high frequency drivers and 18 Sound lightweight neodymium low frequency woofers and midrange speakers