speaker spl 18 inch subwoofer

The deep bass is produced thanks to a 4-inch KSV voice coil and a 100-ounce magnet. Why We Liked It - This is a premium 18-inch subwoofer that provides you with great, deep bass thanks to a thoughtful design and quality construction. 2. Peavey PV118D Powered 18". bose home speaker 500