Thanks to the powerful 18” woofer, with 3.0” voice coil, and the 1400-Watt amplifier, the SUB 708-AS II is the perfect tool to increase the low end performance of a portable PA system, both in terms of output and frequency extension. Thanks to the built-in digital stereo crossover (DSP) with adjustable crossover frequency it can be easily and quickly set up as a satellite speaker system. The SUB 708-AS II perfectly match 12” or 15” satellite speakers. The SUB 708-AS II is the ideal companion subwoofer the RCF ART 3, ART 7 or D-Line Series. Features SpecificationsContents 1400 Watt Digital Amplifier 18" Woofer, bass reflex housing Stereo Crossover Switchable crossover frequencies Phase-reverse switch Electronic equalization, soft limiter and protection Stereo XLR input, Stereo XLR signal output FREQUENCY RESPONSE 35 Hz ÷ 120 Hz MAX SPL @ 1M 133 dB WOOFER 18'', 3.0'' v.c INPUT SIGNAL bal/unbal INPUT CONNECTORS XLR OUTPUT CONNECTORS XLR INPUT SENSITIVITY -2 dBu/+4 dBu HI-PASS FREQUENCIES 110 Hz LOW-PASS FREQUENCIES 80 Hz PROTECTIONS Thermal, RMS LIMITER Soft Limiter CONTROLS Volume, EQ, Phase, Xover TOTAL POWER 1400 W Peak, 700 W RMS LOW FREQUENCIES 1400 W Peak, 700 W RMS COOLING Convection CONNECTIONS VDE CABINET/CASE MATERIAL Baltic birch plywood HANDLES 2 side POLE MOUNT/CAP Yes GRILLE Steel GRILLE Steel COLOR Black HEIGHT 665 mm / 26.18 inches WIDTH 505 mm / 19.88 inches WIDTH 505 mm / 19.88 inches DEPTH 700 mm / 27.56 inches WEIGHT 39 kg / 85.98 lbs (1) SUB 708AS-MKII(1) Power Cord(1) Owner's Manual function openCity(evt, cityName){var i, tabcontent, tablinks;tabcontent=document.getElementsByClassName("tabcontent");for (i=0; i < tabcontent.length; i++){tabcontent[i].style.display="none";}tablinks=document.getElementsByClassName("tablinks");for (i=0; i < tablinks.length; i++){tablinks[i].className=tablinks[i].className.replace(" active", "");}document.getElementById(cityName).style.display="block";evt.currentTarget.className +=" active";}document.getElementById("defaultOpen").click();