Sqeezebox: Computer meet Stereo system

Sqeezebox makes connecting your computer stored music collection to your home stereo system a trivial matter.

"Squeezebox lets you easily access any song in your music collection, from any room in your home. It delivers pure digital sound without the hassle of shuffling through CDs. From its simple remote control, Squeezebox gives instant access to any music on your computer, plus hundreds of crystal-clear internet radio stations."

Link:
http://www.slimdevices.com/index.html