hard drive

Hi all, I'm about to get my first proper headphones, and after reading a lot, I’m feeling a bit overwhelmed by the options for DACs and amps. I've ordered the Audio Technica ATH-R70X, primarily for music listening and gaming. With its 470-ohm impedance, I'm concerned about choosing the right...

You will note from this simple question that this is all new to me. I have an TU-8200R tube amp with a DAC board: https://tubedepot.com/products/elekit-tu-8200-optional-dac-module-ps-3249 I want to get music on my hard drive to the DAC and be able to control it through a tablet or phone...