Do one thing, step by step.
Short, task-shaped guides with the screens you will see. The feature pages explain what; these explain how. The Lab articles at the bottom explain why.
UPnP / DLNA
Turn it on once, pick a controller app on your phone, and play to the DAP or browse its library from the sofa.
Read the guide → 5 minWiFi Transfer & Rsync
Drop files in a browser, or keep a folder on your computer or NAS in sync with the DAP. Plus Local Mode for pure offline listening.
Read the guide → 3 minListening Profiles
Save your whole setup for one headphone, switch everything back in one tap, and A/B against stock without losing anything.
Read the guide → 5 minInfinity Pure
The one toggle that hands the DAC to Infinity Player, what changes after the reboot, and when Android mode is the better choice.
Read the guide → 15 minHarmonic tuning
Four starting points for your own profile on the DX340 FPGA, the editor range, and an A/B routine that trusts your ears.
Read the guide → as neededTroubleshooting
The six things that trip people up most, then the full recovery path if an install went wrong.
Read the guide →Longer reads for the curious — what the diagnostics prove and what the FPGA really does.
Infinity Pure, under the hood
Why the Android audio server matters, how playback reaches the DAC before and after, what on-device diagnostics show, and how it compares with Neutron and USB Audio Player Pro.
Read the article → 15 minUnderstanding Harmonic
The question behind Harmonic, why the DX340 can do it, what “Band 1” really is, and why even versus odd is the one thing that matters.
Read the article →