That's pretty outrageous - the cables will not cost more than about $200 and if you are relatively technical you should be able to set it up yourself. It is involved but straightforward if you read the manuals (available on this site) and proceed in a logical manner. Post on this forum and plenty of people will help you if you get into difficulties.

Streaming: Roon, NUC, QNAP869 NAS
2ch system: dCS Vivaldi, Audionet Stern, Audionet Heisenberg, Magico Q1
Retro system: 101/104/105, Red Rose Spirit