JBL Eon 518S 18 500w Powered Bass Bin

JBL Subwoofer What we think: The EON518S is an 18-inch, direct radiating, high performance powered compact subwoofer system. Designed to extend low frequency performance of any EON system.  It also offers the convenience of an integrated crossover and stereo loop-thru capability.  The EON518S is comprised of a 460 mm Differential Drive woofer driven by a 500 watt Class-D digital amplifier. 500 watt High-Performance Powered Subwoofer System True portability weighing only 29.5 kg Compact enclosure Designed handles with comfort rubber grips for easy transport 18" Differential Drive low-frequency driver with neodymium magnet for low-distortion and light weight Efficient Class-D digital amplifier technology Stereo balanced loop-through outputs Integrated and switchable High Pass Filter on loop-through outputs Easy daisy-chain connections for extending the system Polarity reverse selector Integrated 36 mm pole mount socket for sub/satellite applications Rugged DuraFlex finish The amplifier input panel offers stereo or mono line level inputs via balanced XLR connectors as well as a single channel speaker level input via a inch TS phone jack. Signal processing, crossover functionality and limiting for the system is integrated into the input section functionality. Overall subwoofer input sensitivity is controlled by a single easy grip knob and a simple switch enables polarity revers