... , 6 / 8/12/16 channel mono microphone and line balance input. 3, channel settings the INSERT and gain switch, 3-band EQ. 4 ... , the master stereo 7-band graphic line 5,10 bit high ... . 6,2 group recording input and output, and listen to the headphone output. 7,1 group master (line) output and mono output. 8, digital ...