Portable Sound EON 300 : EON 500  : JRX  : MRX500 Series : PRX500 Series : PRX600 Series : SRX700 Series : VRX       NEW PRX718S 18" Self-Powered Subwoofer System   Spec Sheet The PRX718S is a powered, direct radiating subwoofer system comparable in performance to the VRX918SP. With a pole receptacle (that accepts a SS3-BK) on the top panel and integrated stereo pass-thru, with selectable HP filter, this is the most powerful complement to the PRX full-range systems. Configured with a PRX512M or PRX515; the result is a transportable, high performance sub-satellite system. The addition of a polarity reverse option further enables system optimization. Features :   Specifications : JBL 18 inch, 2268FF dual voice coil, neodymium magnet Differential Drive® woofer for high-power and light weight Class-D, Crown® digital amplifier Dual-Bridge Technology™ DSP, input section with selectable crossover, dynamic limiting, component optimization, selectable polarity reverse Professional XLR line and 1/4" balanced inputs Stereo input and Loop-Thru capability Illuminated logo for clear Power-On status Top panel pole mount socket for sub/satellite configuration DuraFlex™ coated plywood construction Wrap around heavy duty steel grille provides protection without obstructing performance.   Power Rating   :   700 W continuous 1400 W peak Frequency Range   :   33 Hz – 160 Hz Dimensions (H x W x D)   :   668 mm x 536 mm x 713 mm (26.3 in x 21.1 in x 28 in) Frequency Response   :   37 Hz – 130 Hz Crossover Modes   :   DSP controlled 24 dB/Oct. filter slope Crossover Frequency   :   120 Hz LF Power amp   :   Dual-Bridge Technology™, Class-D, 700 Watts (continuous at driver impedance) Distortion   :   Less than 0.1% at rated power Maximum SPL   :   133 dB peak Signal indicators   :   Overload: Red LED indicates input overload condition Signal: Green LED indicates signal present Input sensitivity   :   –25 dBu to 0 dBu Input Impedance   :   34 K Ohms (balanced) 18 K Ohms (unbalanced) Polarity   :   0° or 180° phase shift LF Driver   :   1 x JBL 2268FF 460 mm (18 in) woofer Suspension / Mounting   :   36 mm pole socket on top Input Connectors   :   Balanced XLR / 1/4 inch combo jack with XLR loop through Net Weight   :   34.5 kg (76 lb)