9.Will other gain modes be improved under DC power supply?
The first main function of the DC mode is that it can work in DC mode for a long time after being turned on, which is good for the health of the battery.
Second, we can choose a higher gain level. In theory, the sound performance will change in different gain modes. As for how will this change influence the sound quality, it is based on the listening experiences of users themselves. So, it is recommended to compare themselves.