This is a used JBL SRX818SP 18 Powered Subwoofer. It works great with no electronics issues. On the back of the unit there is one spot that is pushed
JBL SRX818SP 18 Powered Subwoofer - Local Pickup Only - Kansas City Area
SRX800 Series
JBL SRX818SP 18-Inch Powered PA Subwoofer 1000W
Unprecedented Control A full suite of User Controllable DSP driven by the SRX800 Series powerful onboard 400MHz Sharc DSP includes 20 PEQ’s, 2
JBL SRX818SP 18-Inch Powered PA Subwoofer 1000W
SRX818SP Powered 18 Subwoofer
JBL Professional SRX828SP Portable Dual Self-Powered Subwoofer System, 18-Inch, Black : Everything Else
JBL SRX818SP Powered Subwoofer
JBL Bags SRX818SP-CVR-DLX-WK4 Deluxe Padded Cover for SRX818SP
Used JBL SRX818SP Powered Subwoofer
Purposeful Design: Rugged, Intuitive to Use, Easy to Transport JBL Premium Transducers Drive core Amplification By Crown Full User Configurable DSP
JBL Professional SRX818SP Portable Self-Powered Subwoofer System, 18-Inch, Black