... with resolution up t TOUCH SCREEN CONFERENCE SYSTEM This touch screen conference system integrates discussion, voting, video camera tracing, ... simultaneous interpretation and wired/wireless speech into one system. It includes main unit TG-920T, chairman unit ... input terminalFrequency response: 40Hz~16KHz, THD<0.1%200V-240V~50Hz-60Hz AC power supply19inch standard rack mountSPECIFICATIONFrequency ...