Raspberry 4: best i2s dac?

[Wheaten]

Not sure I understand your question.

[What4]

Meaning USB dac compatibility list.

[Wheaten]

Did you search on the forum?

USB DAC compatibility List

This post will reference all USB DACs compatible with Volumio. Please only post to report on a DAC; ALL discussion should be in a separate post please.

IMPORTANT NOTES FOR POSTING

Please provide as much information as possible following this scheme: Name: Name of DAC Receiver: USB Receiver DAC: DAC chip Async: Capable of Async Playback (YES\NO) Working with Volumio: (YES\NO) Tested Versions and Platforms: Working on PI or other platforms, with version name (most of times will be ALL or N…

[What4]

Yes. N/A. Isn’t there any common features, e.g. DAC AK4493, XMOS XU2/3** etc. having certain default values?

[Wheaten]

Nope, We support Volumio not all DAC brands.
So we (read community) report DAC’s that work or don’t work with Volumio.
It’s your task to determine what your DAC needs to do and find one covering your requirements.

The majority of standard USB DAC’s will work with Volumio