User Guide

Charge The Connected Device:

① Connect the DX300 to a device.

② The USB option appears at the bottom of the notiﬁcation

bar drop down window

③ After pressing it, you can select the USB connection

purpose.

After turning on the function of charging connected

devices, you can charge the devices connected to the

DX300.

USB Soundcard:

Turn the DX300 to the USB DAC mode, connect the

DX300 to a computer via the USB-C cable. After the

DX300 is detected, the soundcard driver will be installed

automatically. Now, you can select the DX300 as the

audio output device and use it as the USB soundcard.