... OCTs Lin kwitz-Riley filter for 30Hz & 180Hz low cut and high cut circuit, and offer ON/OFF selectable5.Using advanced ... power AMP using world advanced linear H circuit, output low distortion, low noise, high power, wide frequency response, high reliable, ... SWITCH/CHA CHB VOLUME REAR PANEL: MODE/SENSTIVITY/LIMIT/LOW CUT/HIGT GUT/GROUNDHEIGHT 3UDIMENSIONS 483×480×133483×460×133WEIGHT ...