分类：
同步播放：
System.Media.SoundPlayer player = new System.Media.SoundPlayer();
player.SoundLocation = @"d:/music/happy.wav";
player.Load();
player.Play();
异步播放：
System.Media.SoundPlayer player = new System.Media.SoundPlayer();
player.SoundLocation = @"d:/music/happy.wav";
player.LoadAsync();
player.PlaySync();
循环播放：
System.Media.SoundPlayer player = new System.Media.SoundPlayer();
player.SoundLocation = @"d:/music/happy.wav";
player.Load();
player.PlayLooping();
C#、VB.NET 使用System.Media.SoundPlayer播放音乐
原文：http://www.cnblogs.com/tigercnblog/p/6747627.html