Here's a turnkey Raspberry Pi DAC setup - just plug it in, everything is included.
Raspberry Pi 3B+ (Retail $35)
Micro usb to barrel connector power connector (Retail $5)
MicroSD Card 16 GB with a fresh install of MoOde Audio (Retail $10)
HiFi Berry DAC + Pro - this is one of the few DAC Hats that has on dual board oscillators (Retail $53)
Misc. mounting hardware and 6061 T-6 aluminum top and bottom plates forming an enclosure (Retail $15)
iFi iPower power supply (Retail $49)
The retail value is $167 plus shipping from all the various sources. AND, this is built and ready to go.
Yours for $125 plus shipping.