From start to finish
Newertech Guaridain MAXimus Mini (RAID 1) WAV files
—Lindy CROMO USB Cable—>
RaspyFi with Linear 5V 1A PSU
—Fisual Havana USB Cable—>
Wavelength Audio Proton DAC
—Blue Jeans Cable LC-1 Interconnect—>
Kingrex Preamp
—Blue Jeans Cable LC-1 Interconnect—>
Kingrex T20U Amp with Kingrex SLAP! Battery Power Supply
—John Blue Audio SC50.2 Speaker Cable—>
John Blue Audio JB3 with Partington Super Dreadnought Speaker Stands OR Phillips Fidelio X1 Headphones with Van Damme SP-OFC cable

Simple, really good sounding set!