New designed discrete output stage which is very low THD+N, about 0.0003%,and larger output current;

Use a custom made power supply and a good power supply circuit;

Using audio grade coupling capacitor;

Use the ALPS Japan potentiometer for volume control;

With the front output function, it can be used as the ultra low distortion pre stage ampliÞer!

Use the Panasonic relay as signal switch!