Windows system

1. How to use the FiiO device as USB DAC on Windows computer:Click here

2. How to play DSD files when the FiiO device(supports DSD when using as USB DAC) works as DAC in Windows computer: Click here

3. FiiO USB DAC driver download:

v4.47.0 version: Click here

v5.30.0 version: Click here (If you are using KA1, please download this version) (Only avialable for Win 10/11, not for Win7/8/XP)

(Which FiiO products need to install USB DAC driver first before using in Windows computer: Click here to check)

4. FiiOxJade Audio KA3 USB DAC driver

20220302 version: Click here

Earlier version: Click here

(In the new version, the volume difference in different levels is higher when the volume is low. You could select the suitable version in order to meet your need better.)

MAC system

How to use the FiiO device as USB DAC on MAC: Click here

No driver is required.

Mobile phone