The functions of KTV front-end effectors are basically the same, and the debugging is usually based on user feedback to make some targeted adjustments, such as: EQ debugging of music channel, adjusting 20Hz-150Hz bass debugging according to user requirements, to improve or attenuate;
300 Hz-700 Hz mid-tone adjustment, improve or attenuate the brightness of human voice; 1 KHz-5 KHz mid-high tone adjustment, improve or attenuate the penetration and sharpness of voice; 7 KHz-10 KHz high-tone adjustment, improve or attenuate the overtone of voice.
