You don't need to spend a lot of money. Take the Allo DigiOne Player for example. Also Check out the discussions on streamers at Audioasylum.com
https://darko.audio/2017/08/allos-digione-pulls-five-star-sound-quality-from-the-raspberry-pi/
https://darko.audio/2017/08/allos-digione-pulls-five-star-sound-quality-from-the-raspberry-pi/