JRiver Media Center

JRiver Media Center is a feature rich media player.
You can configure almost everything.
A bit like Foobar but with a user friendly GUI.
Unlike Foobar it is not freeware ($ 50,- Upgrade to a new version $ 25,-)

Latest version:

Media Center 13 July 2009

Media Center 14 May 2010

Media Center 15 February 2011

Expect to pay $ 25 a year if you want to upgrade.

If sound quality is important to you, have a look at the audiophile options.