... source,and adjust the MIC volume after been detected.8.Three line audio input, A line advanced audio input, echo, volume and ... line 2.4G wireless MIC input, 11.Five line wired MIC input with 6V power supply, Five line wired MIC input with 6V power supply ... , 12.Application: classroom,multimedia room,conference,multifunction hall.13.Selectable MIC:1090,1060.More ...