hi def audio

So I have been on a multi week trek of figuring out the bass in the R1S. It started with the usual threads here. I did an NVX amp and speaker level converter. https://www.amazon.com/gp/product/B07NGTM4X7/ref=ppx_yo_dt_b_asin_title_o02_s00?ie=UTF8&psc=1...

Whilst waiting in the long line for the R1S, I wondered whether any of you who have already taken delivery of either the T or the S could you please answer the following questions about the audio system. a) Is the existing USB data port capable of being used as an audio input from an external...