Product picture - JBL PD525S-WRX High-Output Dual 15" Low-Frequency Subwoofer Loudspeaker with WRX Extreme Weather Protection JBL, PD525S-WRX, High-Output, Dual, 15, Low-Frequency, Subwoofer, Loudspeaker, with, WRX, Extreme, Weather, Protection Click the image to close this page