Peavey SP218 2x18" 4800watt Passive Subwoofer 03614830-sp-218 - Canada's Favourite Music Store - Acclaim Sound and Lighting
JRX218S
JBL STX828S PA Subwoofer Speaker (4000 Watts, 2x18") | zZounds
JBL Loaded 218 Passive Subwoofers - Used - sold individually – Fleet Pro Sound
Dual 18 Inch Subwoofer Speakers Qgs-218 Professional Outdoor Stage Subwoofer Box,Wood Speakers Cabinet - Buy Dual 18 Inch Subwoofer Speakers Box,Dual 18 Inch Subwoofer,18 Inch Subwoofer Product on Alibaba.com
Help with DSP tunings for custom 218 (JBL srx 728, martin audio blackline 218)
Peavey SP218 II Passive Subwoofer (2400 Watts, 2x18") | zZounds
JBL JRX218S 18 inch Passive Subwoofer | Sweetwater