Passive subwoofer, bass-reflex type from CXS XLF series. CXS18XLF subwoofer can extend your system’s low frequency performance dramatically down to a startling 29 Hz for throbbing low frequency reproduction. Neutrik speakon NL4MP connectors provide safe, reliable and flexible connectivity. Equipped with two input/parallel connectors for multiple subwoofers plus one unique output connector for flexible set up to full-range CZR loudspeakers or cardioid mode setting. It is capable the simpler connection with single 4-pole speakon cable. Frequency range (-10 dB): Passive: 32 Hz – 3 kHz, Normal: 32 Hz - 150 Hz, Extend: 29 Hz - 150 Hz. LF driver: 18'' cone, 4'' voice coil, ferrite magnet. Power rating: Noise: 500 W (EIA 426-A). PGM: 1000 W (EIA 426-A). Peak: 2000 W (EIA 426-A). Nominal impedance: 8 Ohm. SPL: Sensitivity: 100 dB. Peak: 133 dB. Connectors: speakon NL4MP x 3 (parallel x 2, output x 1). Handle: Aluminium die-cast, Side x 2. Pole socket: 35 mm (depth 80 mm), M20 threaded (depth 25 mm). Dimensions: 550 x 657 x 720 mm. Weight: 43,6 kg. Colour: Black