The black Electro-Voice ELX200-18S is an 18" 1600W passive subwoofer designed to provide dependable low-frequency reinforcement, easy installation, and convenient control for sound engineers and performers in live stage applications, theaters, DJ setups, and mobile rigs. It is rated to handle up to 1600W of power and features an 18” woofer capable of producing a 28 to 300 Hz frequency range (-10 dB) and a 45 to 200 Hz frequency response (-3 dB).Being passive, the ELX200-18S does not require a power source. Simply connect the output of your power amplifier to either of the two NL4 speakON input jacks. The plywood enclosure and steel grille ensure durability and stability. Built-in carry handles allow easy loading and unloading at gigs. Mount a full-range speaker above the subwoofer via the top-panel M20 threaded hole.